74690033 has 6 divisors (see below), whose sum is σ = 82097442. Its totient is φ = 67899920.

The previous prime is 74689981. The next prime is 74690089. The reversal of 74690033 is 33009647.

It can be written as a sum of positive squares in only one way, i.e., 38353249 + 36336784 = 6193^2 + 6028^2 .

It is not a de Polignac number, because 74690033 - 2⁸ = 74689777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74690933) 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, 308516 + ... + 308757.

It is an arithmetic number, because the mean of its divisors is an integer number (13682907).

Almost surely, 2^74690033 is an apocalyptic number.

It is an amenable number.

74690033 is a deficient number, since it is larger than the sum of its proper divisors (7407409).

74690033 is a wasteful number, since it uses less digits than its factorization.

74690033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617295 (or 617284 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 74690033 is about 8642.3395559304. The cubic root of 74690033 is about 421.1345609065.

The spelling of 74690033 in words is "seventy-four million, six hundred ninety thousand, thirty-three".