49485431 has 2 divisors, whose sum is σ = 49485432. Its totient is φ = 49485430.

The previous prime is 49485427. The next prime is 49485451. The reversal of 49485431 is 13458494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49485431 - 2² = 49485427 is a prime.

It is a super-2 number, since 2×49485431² = 4897615762511522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49485421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24742715 + 24742716.

It is an arithmetic number, because the mean of its divisors is an integer number (24742716).

Almost surely, 2^49485431 is an apocalyptic number.

49485431 is a deficient number, since it is larger than the sum of its proper divisors (1).

49485431 is an equidigital number, since it uses as much as digits as its factorization.

49485431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The square root of 49485431 is about 7034.5881897948. The cubic root of 49485431 is about 367.1349972471.

The spelling of 49485431 in words is "forty-nine million, four hundred eighty-five thousand, four hundred thirty-one".