3457931491 has 12 divisors (see below), whose sum is σ = 3961760656. Its totient is φ = 2956576320.

The previous prime is 3457931483. The next prime is 3457931497. The reversal of 3457931491 is 1941397543.

It is not a de Polignac number, because 3457931491 - 2³ = 3457931483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3457931497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4053421 + ... + 4054273.

Almost surely, 2^3457931491 is an apocalyptic number.

3457931491 is a deficient number, since it is larger than the sum of its proper divisors (503829165).

3457931491 is an frugal number, since it uses more digits than its factorization.

3457931491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2382 (or 1621 counting only the distinct ones).

The product of its digits is 408240, while the sum is 46.

The square root of 3457931491 is about 58804.1791967204. The cubic root of 3457931491 is about 1512.1868655404.

The spelling of 3457931491 in words is "three billion, four hundred fifty-seven million, nine hundred thirty-one thousand, four hundred ninety-one".