36551520 has 96 divisors (see below), whose sum is σ = 127945440. Its totient is φ = 9745920.

The previous prime is 36551491. The next prime is 36551527. The reversal of 36551520 is 2515563.

36551520 is a `hidden beast` number, since 3 + 655 + 1 + 5 + 2 + 0 = 666.

36551520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×36551520² = 2672027228620800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36551527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90 + ... + 8550.

It is an arithmetic number, because the mean of its divisors is an integer number (1332765).

Almost surely, 2^36551520 is an apocalyptic number.

36551520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36551520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63972720).

36551520 is an abundant number, since it is smaller than the sum of its proper divisors (91393920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36551520 is a wasteful number, since it uses less digits than its factorization.

36551520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8485 (or 8471 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 36551520 is about 6045.7853087916. The cubic root of 36551520 is about 331.8703708378.

The spelling of 36551520 in words is "thirty-six million, five hundred fifty-one thousand, five hundred twenty".