457634731 has 2 divisors, whose sum is σ = 457634732. Its totient is φ = 457634730.

The previous prime is 457634729. The next prime is 457634783. The reversal of 457634731 is 137436754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 457634731 - 2¹ = 457634729 is a prime.

It is a super-2 number, since 2×457634731² = 418859094034884722, which contains 22 as substring.

Together with 457634729, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (457634711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228817365 + 228817366.

It is an arithmetic number, because the mean of its divisors is an integer number (228817366).

Almost surely, 2^457634731 is an apocalyptic number.

457634731 is a deficient number, since it is larger than the sum of its proper divisors (1).

457634731 is an equidigital number, since it uses as much as digits as its factorization.

457634731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 40.

The square root of 457634731 is about 21392.3989070885. The cubic root of 457634731 is about 770.6189047806.

The spelling of 457634731 in words is "four hundred fifty-seven million, six hundred thirty-four thousand, seven hundred thirty-one".