498313665 has 48 divisors (see below), whose sum is σ = 917716800. Its totient is φ = 249422976.

The previous prime is 498313649. The next prime is 498313679. The reversal of 498313665 is 566313894.

It is not a de Polignac number, because 498313665 - 2⁴ = 498313649 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 498313665.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90522 + ... + 95868.

It is an arithmetic number, because the mean of its divisors is an integer number (19119100).

Almost surely, 2^498313665 is an apocalyptic number.

498313665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

498313665 is a deficient number, since it is larger than the sum of its proper divisors (419403135).

498313665 is a wasteful number, since it uses less digits than its factorization.

498313665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5486 (or 5483 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 498313665 is about 22322.9403305210. The cubic root of 498313665 is about 792.8072243086.

The spelling of 498313665 in words is "four hundred ninety-eight million, three hundred thirteen thousand, six hundred sixty-five".