52797663 has 20 divisors (see below), whose sum is σ = 79072048. Its totient is φ = 35108640.

The previous prime is 52797653. The next prime is 52797671. The reversal of 52797663 is 36679725.

It is a de Polignac number, because none of the positive numbers 2^k-52797663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52797623) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 50595 + ... + 51627.

Almost surely, 2^52797663 is an apocalyptic number.

52797663 is a deficient number, since it is larger than the sum of its proper divisors (26274385).

52797663 is a wasteful number, since it uses less digits than its factorization.

52797663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676 (or 1667 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 52797663 is about 7266.2000385346. The cubic root of 52797663 is about 375.1499560272.

The spelling of 52797663 in words is "fifty-two million, seven hundred ninety-seven thousand, six hundred sixty-three".