74731450 has 24 divisors (see below), whose sum is σ = 139553568. Its totient is φ = 29773680.

The previous prime is 74731429. The next prime is 74731471. The reversal of 74731450 is 5413747.

It is an interprime number because it is at equal distance from previous prime (74731429) and next prime (74731471).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10309 + ... + 15991.

It is an arithmetic number, because the mean of its divisors is an integer number (5814732).

Almost surely, 2^74731450 is an apocalyptic number.

74731450 is a deficient number, since it is larger than the sum of its proper divisors (64822118).

74731450 is a wasteful number, since it uses less digits than its factorization.

74731450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5958 (or 5953 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 74731450 is about 8644.7353921332. The cubic root of 74731450 is about 421.2123888147.

The spelling of 74731450 in words is "seventy-four million, seven hundred thirty-one thousand, four hundred fifty".