74523152 has 20 divisors (see below), whose sum is σ = 157515216. Its totient is φ = 33874080.

The previous prime is 74523139. The next prime is 74523173. The reversal of 74523152 is 25132547.

It is a happy 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, 211538 + ... + 211889.

Almost surely, 2^74523152 is an apocalyptic number.

It is an amenable number.

74523152 is an abundant number, since it is smaller than the sum of its proper divisors (82992064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74523152 is a wasteful number, since it uses less digits than its factorization.

74523152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423446 (or 423440 counting only the distinct ones).

The product of its digits is 8400, while the sum is 29.

The square root of 74523152 is about 8632.6793059861. The cubic root of 74523152 is about 420.8206780453.

Adding to 74523152 its reverse (25132547), we get a palindrome (99655699).

The spelling of 74523152 in words is "seventy-four million, five hundred twenty-three thousand, one hundred fifty-two".