36650640 has 160 divisors (see below), whose sum is σ = 129741696. Its totient is φ = 8478720.

The previous prime is 36650629. The next prime is 36650671. The reversal of 36650640 is 4605663.

36650640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 36650598 and 36650607.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 52695 + ... + 53385.

Almost surely, 2^36650640 is an apocalyptic number.

36650640 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 36650640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64870848).

36650640 is an abundant number, since it is smaller than the sum of its proper divisors (93091056).

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

36650640 is a wasteful number, since it uses less digits than its factorization.

36650640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 36650640 is about 6053.9772051107. The cubic root of 36650640 is about 332.1700875219.

The spelling of 36650640 in words is "thirty-six million, six hundred fifty thousand, six hundred forty".