90625698 has 12 divisors (see below), whose sum is σ = 196355718. Its totient is φ = 30208560.

The previous prime is 90625697. The next prime is 90625699. The reversal of 90625698 is 89652609.

It is an interprime number because it is at equal distance from previous prime (90625697) and next prime (90625699).

It can be written as a sum of positive squares in only one way, i.e., 50594769 + 40030929 = 7113^2 + 6327^2 .

It is not an unprimeable number, because it can be changed into a prime (90625697) 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, 2517363 + ... + 2517398.

Almost surely, 2^90625698 is an apocalyptic number.

90625698 is an abundant number, since it is smaller than the sum of its proper divisors (105730020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90625698 is a wasteful number, since it uses less digits than its factorization.

90625698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034769 (or 5034766 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 90625698 is about 9519.7530430153. The cubic root of 90625698 is about 449.1765979762.

The spelling of 90625698 in words is "ninety million, six hundred twenty-five thousand, six hundred ninety-eight".