498774418 has 4 divisors (see below), whose sum is σ = 748161630. Its totient is φ = 249387208.

The previous prime is 498774413. The next prime is 498774421. The reversal of 498774418 is 814477894.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 474499089 + 24275329 = 21783^2 + 4927^2 .

It is not an unprimeable number, because it can be changed into a prime (498774413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124693603 + ... + 124693606.

Almost surely, 2^498774418 is an apocalyptic number.

498774418 is a deficient number, since it is larger than the sum of its proper divisors (249387212).

498774418 is a wasteful number, since it uses less digits than its factorization.

498774418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249387211.

The product of its digits is 1806336, while the sum is 52.

The square root of 498774418 is about 22333.2581143012. The cubic root of 498774418 is about 793.0514986854.

The spelling of 498774418 in words is "four hundred ninety-eight million, seven hundred seventy-four thousand, four hundred eighteen".