90652107 has 72 divisors (see below), whose sum is σ = 157716720. Its totient is φ = 46126080.

The previous prime is 90652099. The next prime is 90652123. The reversal of 90652107 is 70125609.

It is not a de Polignac number, because 90652107 - 2³ = 90652099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90652147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1018519 + ... + 1018607.

It is an arithmetic number, because the mean of its divisors is an integer number (2190510).

Almost surely, 2^90652107 is an apocalyptic number.

90652107 is a deficient number, since it is larger than the sum of its proper divisors (67064613).

90652107 is a wasteful number, since it uses less digits than its factorization.

90652107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 90652107 is about 9521.1400052725. The cubic root of 90652107 is about 449.2202248686.

The spelling of 90652107 in words is "ninety million, six hundred fifty-two thousand, one hundred seven".