930021172 has 6 divisors (see below), whose sum is σ = 1627537058. Its totient is φ = 465010584.

The previous prime is 930021161. The next prime is 930021217. The reversal of 930021172 is 271120039.

It can be written as a sum of positive squares in only one way, i.e., 631215376 + 298805796 = 25124^2 + 17286^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116252643 + ... + 116252650.

Almost surely, 2^930021172 is an apocalyptic number.

It is an amenable number.

930021172 is a deficient number, since it is larger than the sum of its proper divisors (697515886).

930021172 is a wasteful number, since it uses less digits than its factorization.

930021172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232505297 (or 232505295 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 930021172 is about 30496.2484905931. The cubic root of 930021172 is about 976.1074147769.

The spelling of 930021172 in words is "nine hundred thirty million, twenty-one thousand, one hundred seventy-two".