74929965 has 32 divisors (see below), whose sum is σ = 138485376. Its totient is φ = 34191360.

The previous prime is 74929957. The next prime is 74929973. The reversal of 74929965 is 56992947.

It is an interprime number because it is at equal distance from previous prime (74929957) and next prime (74929973).

It is not a de Polignac number, because 74929965 - 2³ = 74929957 is a prime.

It is a super-2 number, since 2×74929965² = 11228999309802450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10552 + ... + 16161.

It is an arithmetic number, because the mean of its divisors is an integer number (4327668).

Almost surely, 2^74929965 is an apocalyptic number.

It is an amenable number.

74929965 is a deficient number, since it is larger than the sum of its proper divisors (63555411).

74929965 is a wasteful number, since it uses less digits than its factorization.

74929965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26749.

The product of its digits is 1224720, while the sum is 51.

The square root of 74929965 is about 8656.2096208444. The cubic root of 74929965 is about 421.5850255337.

It can be divided in two parts, 74 and 929965, that added together give a palindrome (930039).

The spelling of 74929965 in words is "seventy-four million, nine hundred twenty-nine thousand, nine hundred sixty-five".