52623881 has 2 divisors, whose sum is σ = 52623882. Its totient is φ = 52623880.

The previous prime is 52623853. The next prime is 52623919. The reversal of 52623881 is 18832625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37100281 + 15523600 = 6091^2 + 3940^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52623881 is a prime.

It is a super-2 number, since 2×52623881² = 5538545703004322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52623281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26311940 + 26311941.

It is an arithmetic number, because the mean of its divisors is an integer number (26311941).

Almost surely, 2^52623881 is an apocalyptic number.

It is an amenable number.

52623881 is a deficient number, since it is larger than the sum of its proper divisors (1).

52623881 is an equidigital number, since it uses as much as digits as its factorization.

52623881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 35.

The square root of 52623881 is about 7254.2319372901. The cubic root of 52623881 is about 374.7379051558.

The spelling of 52623881 in words is "fifty-two million, six hundred twenty-three thousand, eight hundred eighty-one".