75605216 has 24 divisors (see below), whose sum is σ = 149456664. Its totient is φ = 37648000.

The previous prime is 75605213. The next prime is 75605221. The reversal of 75605216 is 61250657.

It is a happy number.

It is a super-2 number, since 2×75605216² = 11432297372813312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75605213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3326 + ... + 12738.

It is an arithmetic number, because the mean of its divisors is an integer number (6227361).

Almost surely, 2^75605216 is an apocalyptic number.

It is an amenable number.

75605216 is a deficient number, since it is larger than the sum of its proper divisors (73851448).

75605216 is a wasteful number, since it uses less digits than its factorization.

75605216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9674 (or 9666 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 75605216 is about 8695.1259910366. The cubic root of 75605216 is about 422.8476482268.

The spelling of 75605216 in words is "seventy-five million, six hundred five thousand, two hundred sixteen".