8931242 has 16 divisors (see below), whose sum is σ = 13792680. Its totient is φ = 4335552.

The previous prime is 8931211. The next prime is 8931277. The reversal of 8931242 is 2421398.

It can be written as a sum of positive squares in 4 ways, for example, as 7295401 + 1635841 = 2701^2 + 1279^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11168 + ... + 11940.

Almost surely, 2^8931242 is an apocalyptic number.

8931242 is a deficient number, since it is larger than the sum of its proper divisors (4861438).

8931242 is a wasteful number, since it uses less digits than its factorization.

8931242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937.

The product of its digits is 3456, while the sum is 29.

The square root of 8931242 is about 2988.5183619981. The cubic root of 8931242 is about 207.4773149827.

The spelling of 8931242 in words is "eight million, nine hundred thirty-one thousand, two hundred forty-two".