90599013 has 8 divisors (see below), whose sum is σ = 134220800. Its totient is φ = 60399324.

The previous prime is 90599009. The next prime is 90599023. The reversal of 90599013 is 31099509.

It is not a de Polignac number, because 90599013 - 2² = 90599009 is a prime.

It is a super-3 number, since 3×90599013³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90599023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1677733 + ... + 1677786.

It is an arithmetic number, because the mean of its divisors is an integer number (16777600).

Almost surely, 2^90599013 is an apocalyptic number.

It is an amenable number.

90599013 is a deficient number, since it is larger than the sum of its proper divisors (43621787).

90599013 is a wasteful number, since it uses less digits than its factorization.

90599013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355528 (or 3355522 counting only the distinct ones).

The product of its (nonzero) digits is 10935, while the sum is 36.

The square root of 90599013 is about 9518.3513803599. The cubic root of 90599013 is about 449.1325065303.

The spelling of 90599013 in words is "ninety million, five hundred ninety-nine thousand, thirteen".