30963132 has 18 divisors (see below), whose sum is σ = 78268008. Its totient is φ = 10321032.

The previous prime is 30963091. The next prime is 30963133. The reversal of 30963132 is 23136903.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 30963096 and 30963105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30963133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 430008 + ... + 430079.

Almost surely, 2^30963132 is an apocalyptic number.

It is an amenable number.

30963132 is an abundant number, since it is smaller than the sum of its proper divisors (47304876).

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

30963132 is a wasteful number, since it uses less digits than its factorization.

30963132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860097 (or 860092 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 30963132 is about 5564.4525337179. The cubic root of 30963132 is about 314.0134820506.

The spelling of 30963132 in words is "thirty million, nine hundred sixty-three thousand, one hundred thirty-two".