30996163 has 16 divisors (see below), whose sum is σ = 36432000. Its totient is φ = 26066880.

The previous prime is 30996139. The next prime is 30996179. The reversal of 30996163 is 36169903.

It is a cyclic number.

It is not a de Polignac number, because 30996163 - 2²¹ = 28899011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30996263) 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, 7263 + ... + 10711.

It is an arithmetic number, because the mean of its divisors is an integer number (2277000).

Almost surely, 2^30996163 is an apocalyptic number.

30996163 is a deficient number, since it is larger than the sum of its proper divisors (5435837).

30996163 is a wasteful number, since it uses less digits than its factorization.

30996163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3522.

The product of its (nonzero) digits is 26244, while the sum is 37.

The square root of 30996163 is about 5567.4197793951. The cubic root of 30996163 is about 314.1251039758.

The spelling of 30996163 in words is "thirty million, nine hundred ninety-six thousand, one hundred sixty-three".