74739452 has 6 divisors (see below), whose sum is σ = 130794048. Its totient is φ = 37369724.

The previous prime is 74739449. The next prime is 74739473. The reversal of 74739452 is 25493747.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9342428 + ... + 9342435.

It is an arithmetic number, because the mean of its divisors is an integer number (21799008).

Almost surely, 2^74739452 is an apocalyptic number.

It is an amenable number.

74739452 is a deficient number, since it is larger than the sum of its proper divisors (56054596).

74739452 is a wasteful number, since it uses less digits than its factorization.

74739452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18684867 (or 18684865 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The square root of 74739452 is about 8645.1982047840. The cubic root of 74739452 is about 421.2274222946.

The spelling of 74739452 in words is "seventy-four million, seven hundred thirty-nine thousand, four hundred fifty-two".