498774417 has 4 divisors (see below), whose sum is σ = 665032560. Its totient is φ = 332516276.

The previous prime is 498774413. The next prime is 498774421. The reversal of 498774417 is 714477894.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (498774413) and next prime (498774421).

It is a cyclic number.

It is not a de Polignac number, because 498774417 - 2² = 498774413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 498774417.

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 in 3 ways as a sum of consecutive naturals, for example, 83129067 + ... + 83129072.

It is an arithmetic number, because the mean of its divisors is an integer number (166258140).

Almost surely, 2^498774417 is an apocalyptic number.

It is an amenable number.

498774417 is a deficient number, since it is larger than the sum of its proper divisors (166258143).

498774417 is a wasteful number, since it uses less digits than its factorization.

498774417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166258142.

The product of its digits is 1580544, while the sum is 51.

The square root of 498774417 is about 22333.2580919131. The cubic root of 498774417 is about 793.0514981554.

The spelling of 498774417 in words is "four hundred ninety-eight million, seven hundred seventy-four thousand, four hundred seventeen".