49297931 has 2 divisors, whose sum is σ = 49297932. Its totient is φ = 49297930.

The previous prime is 49297903. The next prime is 49297973. The reversal of 49297931 is 13979294.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49297931 - 2²² = 45103627 is a prime.

It is a super-2 number, since 2×49297931² = 4860572001761522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49297531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24648965 + 24648966.

It is an arithmetic number, because the mean of its divisors is an integer number (24648966).

Almost surely, 2^49297931 is an apocalyptic number.

49297931 is a deficient number, since it is larger than the sum of its proper divisors (1).

49297931 is an equidigital number, since it uses as much as digits as its factorization.

49297931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 44.

The square root of 49297931 is about 7021.2485356951. The cubic root of 49297931 is about 366.6707196063.

The spelling of 49297931 in words is "forty-nine million, two hundred ninety-seven thousand, nine hundred thirty-one".