498632731 has 2 divisors, whose sum is σ = 498632732. Its totient is φ = 498632730.

The previous prime is 498632669. The next prime is 498632803. The reversal of 498632731 is 137236894.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498632731 is a prime.

It is a super-2 number, since 2×498632731² = 497269200849036722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (498632131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249316365 + 249316366.

It is an arithmetic number, because the mean of its divisors is an integer number (249316366).

Almost surely, 2^498632731 is an apocalyptic number.

498632731 is a deficient number, since it is larger than the sum of its proper divisors (1).

498632731 is an equidigital number, since it uses as much as digits as its factorization.

498632731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 498632731 is about 22330.0857812952. The cubic root of 498632731 is about 792.9763974471.

The spelling of 498632731 in words is "four hundred ninety-eight million, six hundred thirty-two thousand, seven hundred thirty-one".