48786431 has 2 divisors, whose sum is σ = 48786432. Its totient is φ = 48786430.

The previous prime is 48786403. The next prime is 48786457. The reversal of 48786431 is 13468784.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 48786431 - 2¹⁴ = 48770047 is a prime.

It is a super-2 number, since 2×48786431² = 4760231699435522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48786631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24393215 + 24393216.

It is an arithmetic number, because the mean of its divisors is an integer number (24393216).

Almost surely, 2^48786431 is an apocalyptic number.

48786431 is a deficient number, since it is larger than the sum of its proper divisors (1).

48786431 is an equidigital number, since it uses as much as digits as its factorization.

48786431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 41.

The square root of 48786431 is about 6984.7284127588. The cubic root of 48786431 is about 365.3981543752.

The spelling of 48786431 in words is "forty-eight million, seven hundred eighty-six thousand, four hundred thirty-one".