52257696 has 48 divisors (see below), whose sum is σ = 137549664. Its totient is φ = 17371904.

The previous prime is 52257671. The next prime is 52257697. The reversal of 52257696 is 69675225.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (52257697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65170 + ... + 65966.

It is an arithmetic number, because the mean of its divisors is an integer number (2865618).

Almost surely, 2^52257696 is an apocalyptic number.

It is an amenable number.

52257696 is an abundant number, since it is smaller than the sum of its proper divisors (85291968).

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

52257696 is a wasteful number, since it uses less digits than its factorization.

52257696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493 (or 1485 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 52257696 is about 7228.9484712508. The cubic root of 52257696 is about 373.8666725229.

It can be divided in two parts, 5225 and 7696, that added together give a palindrome (12921).

The spelling of 52257696 in words is "fifty-two million, two hundred fifty-seven thousand, six hundred ninety-six".