74450552 has 32 divisors (see below), whose sum is σ = 152997120. Its totient is φ = 33683040.

The previous prime is 74450521. The next prime is 74450573. The reversal of 74450552 is 25505447.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18113 + ... + 21839.

It is an arithmetic number, because the mean of its divisors is an integer number (4781160).

Almost surely, 2^74450552 is an apocalyptic number.

It is an amenable number.

74450552 is an abundant number, since it is smaller than the sum of its proper divisors (78546568).

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

74450552 is a wasteful number, since it uses less digits than its factorization.

74450552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3971 (or 3967 counting only the distinct ones).

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

The square root of 74450552 is about 8628.4733296221. The cubic root of 74450552 is about 420.6839799999.

Adding to 74450552 its reverse (25505447), we get a palindrome (99955999).

The spelling of 74450552 in words is "seventy-four million, four hundred fifty thousand, five hundred fifty-two".