52625987 has 2 divisors, whose sum is σ = 52625988. Its totient is φ = 52625986.

The previous prime is 52625983. The next prime is 52626061. The reversal of 52625987 is 78952625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52625987 - 2² = 52625983 is a prime.

It is not a weakly prime, because it can be changed into another prime (52625983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26312993 + 26312994.

It is an arithmetic number, because the mean of its divisors is an integer number (26312994).

Almost surely, 2^52625987 is an apocalyptic number.

52625987 is a deficient number, since it is larger than the sum of its proper divisors (1).

52625987 is an equidigital number, since it uses as much as digits as its factorization.

52625987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 44.

The square root of 52625987 is about 7254.3770924870. The cubic root of 52625987 is about 374.7429040744.

The spelling of 52625987 in words is "fifty-two million, six hundred twenty-five thousand, nine hundred eighty-seven".