36447516 has 96 divisors (see below), whose sum is σ = 110996480. Its totient is φ = 10124352.

The previous prime is 36447511. The next prime is 36447527. The reversal of 36447516 is 61574463.

It is a happy number.

36447516 is a `hidden beast` number, since 3 + 644 + 7 + 5 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36447511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27321 + ... + 28623.

Almost surely, 2^36447516 is an apocalyptic number.

36447516 is a gapful number since it is divisible by the number (36) 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 36447516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55498240).

36447516 is an abundant number, since it is smaller than the sum of its proper divisors (74548964).

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

36447516 is a wasteful number, since it uses less digits than its factorization.

36447516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360 (or 1352 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 36447516 is about 6037.1778174906. The cubic root of 36447516 is about 331.5553029088. Note that the first 3 decimals are identical.

It can be divided in two parts, 36447 and 516, that added together give a palindrome (36963).

The spelling of 36447516 in words is "thirty-six million, four hundred forty-seven thousand, five hundred sixteen".