74552252 has 6 divisors (see below), whose sum is σ = 130466448. Its totient is φ = 37276124.

The previous prime is 74552213. The next prime is 74552263. The reversal of 74552252 is 25225547.

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, 9319028 + ... + 9319035.

It is an arithmetic number, because the mean of its divisors is an integer number (21744408).

Almost surely, 2^74552252 is an apocalyptic number.

It is an amenable number.

74552252 is a deficient number, since it is larger than the sum of its proper divisors (55914196).

74552252 is a wasteful number, since it uses less digits than its factorization.

74552252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18638067 (or 18638065 counting only the distinct ones).

The product of its digits is 28000, while the sum is 32.

The square root of 74552252 is about 8634.3645973517. The cubic root of 74552252 is about 420.8754453125.

Adding to 74552252 its reverse (25225547), we get a palindrome (99777799).

The spelling of 74552252 in words is "seventy-four million, five hundred fifty-two thousand, two hundred fifty-two".