95257521 has 12 divisors (see below), whose sum is σ = 137736820. Its totient is φ = 63439200.

The previous prime is 95257453. The next prime is 95257529. The reversal of 95257521 is 12575259.

It can be written as a sum of positive squares in 2 ways, for example, as 72590400 + 22667121 = 8520^2 + 4761^2 .

It is not a de Polignac number, because 95257521 - 2⁹ = 95257009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (95257529) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4671 + ... + 14571.

Almost surely, 2^95257521 is an apocalyptic number.

It is an amenable number.

95257521 is a deficient number, since it is larger than the sum of its proper divisors (42479299).

95257521 is a wasteful number, since it uses less digits than its factorization.

95257521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10976 (or 10973 counting only the distinct ones).

The product of its digits is 31500, while the sum is 36.

The square root of 95257521 is about 9759.9959528680. The cubic root of 95257521 is about 456.7021874324.

The spelling of 95257521 in words is "ninety-five million, two hundred fifty-seven thousand, five hundred twenty-one".