74899712 has 18 divisors (see below), whose sum is σ = 149507358. Its totient is φ = 37449728.

The previous prime is 74899709. The next prime is 74899723. The reversal of 74899712 is 21799847.

It can be written as a sum of positive squares in only one way, i.e., 49336576 + 25563136 = 7024^2 + 5056^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 146033 + ... + 146544.

Almost surely, 2^74899712 is an apocalyptic number.

It is an amenable number.

74899712 is a deficient number, since it is larger than the sum of its proper divisors (74607646).

74899712 is an equidigital number, since it uses as much as digits as its factorization.

74899712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292593 (or 292579 counting only the distinct ones).

The product of its digits is 254016, while the sum is 47.

The square root of 74899712 is about 8654.4619705676. The cubic root of 74899712 is about 421.5282795280.

The spelling of 74899712 in words is "seventy-four million, eight hundred ninety-nine thousand, seven hundred twelve".