74788374 has 16 divisors (see below), whose sum is σ = 152759808. Its totient is φ = 24398952.

The previous prime is 74788369. The next prime is 74788397. The reversal of 74788374 is 47388747.

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 7 ways as a sum of consecutive naturals, for example, 132322 + ... + 132885.

It is an arithmetic number, because the mean of its divisors is an integer number (9547488).

Almost surely, 2^74788374 is an apocalyptic number.

74788374 is an abundant number, since it is smaller than the sum of its proper divisors (77971434).

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

74788374 is a wasteful number, since it uses less digits than its factorization.

74788374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265259.

The product of its digits is 1053696, while the sum is 48.

The square root of 74788374 is about 8648.0271738704. The cubic root of 74788374 is about 421.3193094784.

The spelling of 74788374 in words is "seventy-four million, seven hundred eighty-eight thousand, three hundred seventy-four".