74453572 has 6 divisors (see below), whose sum is σ = 130293758. Its totient is φ = 37226784.

The previous prime is 74453569. The next prime is 74453627. The reversal of 74453572 is 27535447.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 56340036 + 18113536 = 7506^2 + 4256^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9306693 + ... + 9306700.

Almost surely, 2^74453572 is an apocalyptic number.

It is an amenable number.

74453572 is a deficient number, since it is larger than the sum of its proper divisors (55840186).

74453572 is a wasteful number, since it uses less digits than its factorization.

74453572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18613397 (or 18613395 counting only the distinct ones).

The product of its digits is 117600, while the sum is 37.

The square root of 74453572 is about 8628.6483298371. The cubic root of 74453572 is about 420.6896681083.

The spelling of 74453572 in words is "seventy-four million, four hundred fifty-three thousand, five hundred seventy-two".