74916465 has 16 divisors (see below), whose sum is σ = 129087168. Its totient is φ = 36881856.

The previous prime is 74916461. The next prime is 74916473. The reversal of 74916465 is 56461947.

It is not a de Polignac number, because 74916465 - 2² = 74916461 is a prime.

It is a super-2 number, since 2×74916465² = 11224953456192450, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74916461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191899 + ... + 192288.

It is an arithmetic number, because the mean of its divisors is an integer number (8067948).

Almost surely, 2^74916465 is an apocalyptic number.

It is an amenable number.

74916465 is a deficient number, since it is larger than the sum of its proper divisors (54170703).

74916465 is a wasteful number, since it uses less digits than its factorization.

74916465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384208.

The product of its digits is 181440, while the sum is 42.

The square root of 74916465 is about 8655.4297986871. The cubic root of 74916465 is about 421.5597052688.

The spelling of 74916465 in words is "seventy-four million, nine hundred sixteen thousand, four hundred sixty-five".