61607264 has 12 divisors (see below), whose sum is σ = 121289364. Its totient is φ = 30803616.

The previous prime is 61607263. The next prime is 61607279. The reversal of 61607264 is 46270616.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 1925227 = 61607264 / (6 + 1 + 6 + 0 + 7 + 2 + 6 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 61607264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61607263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962582 + ... + 962645.

It is an arithmetic number, because the mean of its divisors is an integer number (10107447).

Almost surely, 2^61607264 is an apocalyptic number.

It is an amenable number.

61607264 is a deficient number, since it is larger than the sum of its proper divisors (59682100).

61607264 is a wasteful number, since it uses less digits than its factorization.

61607264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925237 (or 1925229 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 61607264 is about 7849.0294941477. The cubic root of 61607264 is about 394.9516877300.

The spelling of 61607264 in words is "sixty-one million, six hundred seven thousand, two hundred sixty-four".