74568474 has 48 divisors (see below), whose sum is σ = 165942504. Its totient is φ = 24192000.

The previous prime is 74568469. The next prime is 74568479. The reversal of 74568474 is 47486547.

It is an interprime number because it is at equal distance from previous prime (74568469) and next prime (74568479).

It can be written as a sum of positive squares in 4 ways, for example, as 33698025 + 40870449 = 5805^2 + 6393^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74568479) 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 23 ways as a sum of consecutive naturals, for example, 123774 + ... + 124374.

Almost surely, 2^74568474 is an apocalyptic number.

74568474 is an abundant number, since it is smaller than the sum of its proper divisors (91374030).

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

74568474 is a wasteful number, since it uses less digits than its factorization.

74568474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783 (or 780 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 74568474 is about 8635.3039321150. The cubic root of 74568474 is about 420.9059695250.

The spelling of 74568474 in words is "seventy-four million, five hundred sixty-eight thousand, four hundred seventy-four".