90595945 has 16 divisors (see below), whose sum is σ = 118872000. Its totient is φ = 65736000.

The previous prime is 90595909. The next prime is 90595951. The reversal of 90595945 is 54959509.

It is not a de Polignac number, because 90595945 - 2⁹ = 90595433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90595895 and 90595904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25795 + ... + 29095.

It is an arithmetic number, because the mean of its divisors is an integer number (7429500).

Almost surely, 2^90595945 is an apocalyptic number.

It is an amenable number.

90595945 is a deficient number, since it is larger than the sum of its proper divisors (28276055).

90595945 is a wasteful number, since it uses less digits than its factorization.

90595945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3816.

The product of its (nonzero) digits is 364500, while the sum is 46.

The square root of 90595945 is about 9518.1902166326. The cubic root of 90595945 is about 449.1274367397.

The spelling of 90595945 in words is "ninety million, five hundred ninety-five thousand, nine hundred forty-five".