939912964 has 9 divisors (see below), whose sum is σ = 1644954997. Its totient is φ = 469925824.

The previous prime is 939912947. The next prime is 939912973. The reversal of 939912964 is 469219939.

The square root of 939912964 is 30658.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 87272964 + 852640000 = 9342^2 + 29200^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 53652 + ... + 68980.

Almost surely, 2^939912964 is an apocalyptic number.

939912964 is the 30658-th square number.

It is an amenable number.

939912964 is a deficient number, since it is larger than the sum of its proper divisors (705042033).

939912964 is an frugal number, since it uses more digits than its factorization.

939912964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30662 (or 15331 counting only the distinct ones).

The product of its digits is 944784, while the sum is 52.

The cubic root of 939912964 is about 979.5558740035. Note that the first 3 decimals are identical.

Multiplying 939912964 by its product of digits (944784), we get a square (888014729779776 = 29799576²).

The spelling of 939912964 in words is "nine hundred thirty-nine million, nine hundred twelve thousand, nine hundred sixty-four".