90613313 has 16 divisors (see below), whose sum is σ = 107520000. Its totient is φ = 74716992.

The previous prime is 90613301. The next prime is 90613339. The reversal of 90613313 is 31331609.

It is not a de Polignac number, because 90613313 - 2⁶ = 90613249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90613373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70208 + ... + 71486.

It is an arithmetic number, because the mean of its divisors is an integer number (6720000).

Almost surely, 2^90613313 is an apocalyptic number.

It is an amenable number.

90613313 is a deficient number, since it is larger than the sum of its proper divisors (16906687).

90613313 is a wasteful number, since it uses less digits than its factorization.

90613313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664.

The product of its (nonzero) digits is 1458, while the sum is 26.

The square root of 90613313 is about 9519.1025312264. The cubic root of 90613313 is about 449.1561354006.

The spelling of 90613313 in words is "ninety million, six hundred thirteen thousand, three hundred thirteen".