30832772 has 6 divisors (see below), whose sum is σ = 53957358. Its totient is φ = 15416384.

The previous prime is 30832717. The next prime is 30832783. The reversal of 30832772 is 27723803.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30294016 + 538756 = 5504^2 + 734^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3854093 + ... + 3854100.

It is an arithmetic number, because the mean of its divisors is an integer number (8992893).

Almost surely, 2^30832772 is an apocalyptic number.

It is an amenable number.

30832772 is a deficient number, since it is larger than the sum of its proper divisors (23124586).

30832772 is a wasteful number, since it uses less digits than its factorization.

30832772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7708197 (or 7708195 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 30832772 is about 5552.7265374769. The cubic root of 30832772 is about 313.5721789364.

The spelling of 30832772 in words is "thirty million, eight hundred thirty-two thousand, seven hundred seventy-two".