30663996 has 24 divisors (see below), whose sum is σ = 78054144. Its totient is φ = 9292080.

The previous prime is 30663973. The next prime is 30664001. The reversal of 30663996 is 69936603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116020 + ... + 116283.

It is an arithmetic number, because the mean of its divisors is an integer number (3252256).

Almost surely, 2^30663996 is an apocalyptic number.

It is an amenable number.

30663996 is an abundant number, since it is smaller than the sum of its proper divisors (47390148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30663996 is a wasteful number, since it uses less digits than its factorization.

30663996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232321 (or 232319 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 42.

The square root of 30663996 is about 5537.5081038315. The cubic root of 30663996 is about 312.9989758632.

The spelling of 30663996 in words is "thirty million, six hundred sixty-three thousand, nine hundred ninety-six".