74412472 has 16 divisors (see below), whose sum is σ = 139633560. Its totient is φ = 37176864.

The previous prime is 74412433. The next prime is 74412479. The reversal of 74412472 is 27421447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74412479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10158 + ... + 15874.

Almost surely, 2^74412472 is an apocalyptic number.

It is an amenable number.

74412472 is a deficient number, since it is larger than the sum of its proper divisors (65221088).

74412472 is a wasteful number, since it uses less digits than its factorization.

74412472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7350 (or 7346 counting only the distinct ones).

The product of its digits is 12544, while the sum is 31.

The square root of 74412472 is about 8626.2663997815. The cubic root of 74412472 is about 420.6122438943.

Subtracting from 74412472 its reverse (27421447), we obtain a square (46991025 = 6855²).

The spelling of 74412472 in words is "seventy-four million, four hundred twelve thousand, four hundred seventy-two".