52742944 has 12 divisors (see below), whose sum is σ = 103837734. Its totient is φ = 26371456.

The previous prime is 52742929. The next prime is 52742947. The reversal of 52742944 is 44924725.

It can be written as a sum of positive squares in only one way, i.e., 52707600 + 35344 = 7260^2 + 188^2 .

It is not an unprimeable number, because it can be changed into a prime (52742947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 824077 + ... + 824140.

Almost surely, 2^52742944 is an apocalyptic number.

It is an amenable number.

52742944 is a deficient number, since it is larger than the sum of its proper divisors (51094790).

52742944 is a wasteful number, since it uses less digits than its factorization.

52742944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648227 (or 1648219 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 52742944 is about 7262.4337518493. The cubic root of 52742944 is about 375.0203106036.

The spelling of 52742944 in words is "fifty-two million, seven hundred forty-two thousand, nine hundred forty-four".