498256738 has 32 divisors (see below), whose sum is σ = 902246400. Its totient is φ = 201836880.

The previous prime is 498256727. The next prime is 498256739. The reversal of 498256738 is 837652894.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (498256739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5313 + ... + 32011.

It is an arithmetic number, because the mean of its divisors is an integer number (28195200).

Almost surely, 2^498256738 is an apocalyptic number.

498256738 is a deficient number, since it is larger than the sum of its proper divisors (403989662).

498256738 is a wasteful number, since it uses less digits than its factorization.

498256738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26782.

The product of its digits is 2903040, while the sum is 52.

The square root of 498256738 is about 22321.6652156599. The cubic root of 498256738 is about 792.7770332470. Note that the first 3 decimals are identical.

The spelling of 498256738 in words is "four hundred ninety-eight million, two hundred fifty-six thousand, seven hundred thirty-eight".