61607232 has 42 divisors (see below), whose sum is σ = 176587658. Its totient is φ = 20535552.

The previous prime is 61607209. The next prime is 61607233. The reversal of 61607232 is 23270616.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 41679936 + 19927296 = 6456^2 + 4464^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61607196 and 61607205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61607233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52903 + ... + 54054.

Almost surely, 2^61607232 is an apocalyptic number.

It is an amenable number.

61607232 is an abundant number, since it is smaller than the sum of its proper divisors (114980426).

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

61607232 is a wasteful number, since it uses less digits than its factorization.

61607232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106975 (or 106962 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 61607232 is about 7849.0274556788. The cubic root of 61607232 is about 394.9516193482.

Adding to 61607232 its reverse (23270616), we get a palindrome (84877848).

The spelling of 61607232 in words is "sixty-one million, six hundred seven thousand, two hundred thirty-two".