74397532 has 12 divisors (see below), whose sum is σ = 142031736. Its totient is φ = 33817040.

The previous prime is 74397527. The next prime is 74397581. The reversal of 74397532 is 23579347.

It is a congruent number.

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, 845383 + ... + 845470.

It is an arithmetic number, because the mean of its divisors is an integer number (11835978).

Almost surely, 2^74397532 is an apocalyptic number.

It is an amenable number.

74397532 is a deficient number, since it is larger than the sum of its proper divisors (67634204).

74397532 is a wasteful number, since it uses less digits than its factorization.

74397532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690868 (or 1690866 counting only the distinct ones).

The product of its digits is 158760, while the sum is 40.

The square root of 74397532 is about 8625.4003965033. The cubic root of 74397532 is about 420.5840928449.

The spelling of 74397532 in words is "seventy-four million, three hundred ninety-seven thousand, five hundred thirty-two".