95720557 has 6 divisors (see below), whose sum is σ = 101682698. Its totient is φ = 90089664.

The previous prime is 95720551. The next prime is 95720633. The reversal of 95720557 is 75502759.

It can be written as a sum of positive squares in 3 ways, for example, as 20967241 + 74753316 = 4579^2 + 8646^2 .

It is not a de Polignac number, because 95720557 - 2¹¹ = 95718509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95720551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 165318 + ... + 165895.

Almost surely, 2^95720557 is an apocalyptic number.

It is an amenable number.

95720557 is a deficient number, since it is larger than the sum of its proper divisors (5962141).

95720557 is a wasteful number, since it uses less digits than its factorization.

95720557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331247 (or 331230 counting only the distinct ones).

The product of its (nonzero) digits is 110250, while the sum is 40.

The square root of 95720557 is about 9783.6883126968. The cubic root of 95720557 is about 457.4409841559.

The spelling of 95720557 in words is "ninety-five million, seven hundred twenty thousand, five hundred fifty-seven".