90113025 has 48 divisors (see below), whose sum is σ = 153422720. Its totient is φ = 46656000.

The previous prime is 90113003. The next prime is 90113027. The reversal of 90113025 is 52031109.

It is not a de Polignac number, because 90113025 - 2⁹ = 90112513 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 90112992 and 90113010.

It is not an unprimeable number, because it can be changed into a prime (90113027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 596700 + ... + 596850.

Almost surely, 2^90113025 is an apocalyptic number.

It is an amenable number.

90113025 is a deficient number, since it is larger than the sum of its proper divisors (63309695).

90113025 is a wasteful number, since it uses less digits than its factorization.

90113025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 341 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 90113025 is about 9492.7880519898. The cubic root of 90113025 is about 448.3279927625.

The spelling of 90113025 in words is "ninety million, one hundred thirteen thousand, twenty-five".