7931332 has 6 divisors (see below), whose sum is σ = 13879838. Its totient is φ = 3965664.

The previous prime is 7931293. The next prime is 7931347. The reversal of 7931332 is 2331397.

It can be written as a sum of positive squares in only one way, i.e., 5447556 + 2483776 = 2334^2 + 1576^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7931332.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991413 + ... + 991420.

Almost surely, 2^7931332 is an apocalyptic number.

It is an amenable number.

7931332 is a deficient number, since it is larger than the sum of its proper divisors (5948506).

7931332 is a wasteful number, since it uses less digits than its factorization.

7931332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982837 (or 1982835 counting only the distinct ones).

The product of its digits is 3402, while the sum is 28.

The square root of 7931332 is about 2816.2620616697. The cubic root of 7931332 is about 199.4261215593.

The spelling of 7931332 in words is "seven million, nine hundred thirty-one thousand, three hundred thirty-two".