74563252 has 6 divisors (see below), whose sum is σ = 130485698. Its totient is φ = 37281624.

The previous prime is 74563249. The next prime is 74563259. The reversal of 74563252 is 25236547.

It can be written as a sum of positive squares in only one way, i.e., 67305616 + 7257636 = 8204^2 + 2694^2 .

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74563259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9320403 + ... + 9320410.

Almost surely, 2^74563252 is an apocalyptic number.

It is an amenable number.

74563252 is a deficient number, since it is larger than the sum of its proper divisors (55922446).

74563252 is a wasteful number, since it uses less digits than its factorization.

74563252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18640817 (or 18640815 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 74563252 is about 8635.0015634046. The cubic root of 74563252 is about 420.8961440041.

Adding to 74563252 its reverse (25236547), we get a palindrome (99799799).

The spelling of 74563252 in words is "seventy-four million, five hundred sixty-three thousand, two hundred fifty-two".