74219492 has 12 divisors (see below), whose sum is σ = 129946236. Its totient is φ = 37092000.

The previous prime is 74219489. The next prime is 74219507. The reversal of 74219492 is 29491247.

It can be written as a sum of positive squares in 2 ways, for example, as 73170916 + 1048576 = 8554^2 + 1024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10742 + ... + 16242.

It is an arithmetic number, because the mean of its divisors is an integer number (10828853).

Almost surely, 2^74219492 is an apocalyptic number.

It is an amenable number.

74219492 is a deficient number, since it is larger than the sum of its proper divisors (55726744).

74219492 is a wasteful number, since it uses less digits than its factorization.

74219492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8878 (or 8876 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 74219492 is about 8615.0735342190. The cubic root of 74219492 is about 420.2483263144.

The spelling of 74219492 in words is "seventy-four million, two hundred nineteen thousand, four hundred ninety-two".