74754474 has 48 divisors (see below), whose sum is σ = 167253600. Its totient is φ = 22208256.

The previous prime is 74754469. The next prime is 74754481. The reversal of 74754474 is 47445747.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 31812 + ... + 34080.

It is an arithmetic number, because the mean of its divisors is an integer number (3484450).

Almost surely, 2^74754474 is an apocalyptic number.

74754474 is an abundant number, since it is smaller than the sum of its proper divisors (92499126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74754474 is a wasteful number, since it uses less digits than its factorization.

74754474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327 (or 2310 counting only the distinct ones).

The product of its digits is 439040, while the sum is 42.

The square root of 74754474 is about 8646.0669671244. The cubic root of 74754474 is about 421.2556414581.

The spelling of 74754474 in words is "seventy-four million, seven hundred fifty-four thousand, four hundred seventy-four".