74816552 has 8 divisors (see below), whose sum is σ = 140281050. Its totient is φ = 37408272.

The previous prime is 74816551. The next prime is 74816557. The reversal of 74816552 is 25561847.

It can be written as a sum of positive squares in only one way, i.e., 40780996 + 34035556 = 6386^2 + 5834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (74816551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4676027 + ... + 4676042.

Almost surely, 2^74816552 is an apocalyptic number.

It is an amenable number.

74816552 is a deficient number, since it is larger than the sum of its proper divisors (65464498).

74816552 is a wasteful number, since it uses less digits than its factorization.

74816552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9352075 (or 9352071 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 74816552 is about 8649.6561781379. The cubic root of 74816552 is about 421.3722162971.

The spelling of 74816552 in words is "seventy-four million, eight hundred sixteen thousand, five hundred fifty-two".