74087912 has 32 divisors (see below), whose sum is σ = 143423400. Its totient is φ = 35852544.

The previous prime is 74087879. The next prime is 74087927. The reversal of 74087912 is 21978047.

It can be written as a sum of positive squares in 4 ways, for example, as 61371556 + 12716356 = 7834^2 + 3566^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67238 + ... + 68330.

Almost surely, 2^74087912 is an apocalyptic number.

It is an amenable number.

74087912 is a deficient number, since it is larger than the sum of its proper divisors (69335488).

74087912 is a wasteful number, since it uses less digits than its factorization.

74087912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365 (or 1361 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 74087912 is about 8607.4335315470. The cubic root of 74087912 is about 419.9998337112. Note that the first 3 decimals are identical.

The spelling of 74087912 in words is "seventy-four million, eighty-seven thousand, nine hundred twelve".