90502951 has 48 divisors (see below), whose sum is σ = 123782400. Its totient is φ = 65573760.

The previous prime is 90502933. The next prime is 90502957. The reversal of 90502951 is 15920509.

It is not a de Polignac number, because 90502951 - 2⁹ = 90502439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90502957) 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, 1090356 + ... + 1090438.

It is an arithmetic number, because the mean of its divisors is an integer number (2578800).

Almost surely, 2^90502951 is an apocalyptic number.

90502951 is a deficient number, since it is larger than the sum of its proper divisors (33279449).

90502951 is a wasteful number, since it uses less digits than its factorization.

90502951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 31.

The square root of 90502951 is about 9513.3038950724. The cubic root of 90502951 is about 448.9737122157.

The spelling of 90502951 in words is "ninety million, five hundred two thousand, nine hundred fifty-one".