88475521 has 2 divisors, whose sum is σ = 88475522. Its totient is φ = 88475520.

The previous prime is 88475509. The next prime is 88475537. The reversal of 88475521 is 12557488.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78074896 + 10400625 = 8836^2 + 3225^2 .

It is a cyclic number.

It is not a de Polignac number, because 88475521 - 2⁷ = 88475393 is a prime.

It is not a weakly prime, because it can be changed into another prime (88475501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44237760 + 44237761.

It is an arithmetic number, because the mean of its divisors is an integer number (44237761).

Almost surely, 2^88475521 is an apocalyptic number.

It is an amenable number.

88475521 is a deficient number, since it is larger than the sum of its proper divisors (1).

88475521 is an equidigital number, since it uses as much as digits as its factorization.

88475521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89600, while the sum is 40.

The square root of 88475521 is about 9406.1427269631. The cubic root of 88475521 is about 445.5957530079.

The spelling of 88475521 in words is "eighty-eight million, four hundred seventy-five thousand, five hundred twenty-one".