2931472922 has 24 divisors (see below), whose sum is σ = 5172609780. Its totient is φ = 1242225600.

The previous prime is 2931472883. The next prime is 2931472949. The reversal of 2931472922 is 2292741392.

It can be written as a sum of positive squares in 2 ways, for example, as 2902946641 + 28526281 = 53879^2 + 5341^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2931472922.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159329 + ... + 176772.

Almost surely, 2^2931472922 is an apocalyptic number.

2931472922 is a deficient number, since it is larger than the sum of its proper divisors (2241136858).

2931472922 is a wasteful number, since it uses less digits than its factorization.

2931472922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336206 (or 336199 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 2931472922 is about 54143.0782464389. The cubic root of 2931472922 is about 1431.1834176561.

The spelling of 2931472922 in words is "two billion, nine hundred thirty-one million, four hundred seventy-two thousand, nine hundred twenty-two".