99590403 has 32 divisors (see below), whose sum is σ = 154835712. Its totient is φ = 56268800.

The previous prime is 99590371. The next prime is 99590411. The reversal of 99590403 is 30409599.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 99590403 - 2⁵ = 99590371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99590443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62608 + ... + 64178.

It is an arithmetic number, because the mean of its divisors is an integer number (4838616).

Almost surely, 2^99590403 is an apocalyptic number.

99590403 is a deficient number, since it is larger than the sum of its proper divisors (55245309).

99590403 is a wasteful number, since it uses less digits than its factorization.

99590403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715.

The product of its (nonzero) digits is 43740, while the sum is 39.

The square root of 99590403 is about 9979.4991357282. The cubic root of 99590403 is about 463.5242891910.

The spelling of 99590403 in words is "ninety-nine million, five hundred ninety thousand, four hundred three".