52625891 has 2 divisors, whose sum is σ = 52625892. Its totient is φ = 52625890.

The previous prime is 52625861. The next prime is 52625899. The reversal of 52625891 is 19852625.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52625891 - 2²² = 48431587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52625899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26312945 + 26312946.

It is an arithmetic number, because the mean of its divisors is an integer number (26312946).

Almost surely, 2^52625891 is an apocalyptic number.

52625891 is a deficient number, since it is larger than the sum of its proper divisors (1).

52625891 is an equidigital number, since it uses as much as digits as its factorization.

52625891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The square root of 52625891 is about 7254.3704757891. The cubic root of 52625891 is about 374.7426762064.

The spelling of 52625891 in words is "fifty-two million, six hundred twenty-five thousand, eight hundred ninety-one".