498710385 has 64 divisors (see below), whose sum is σ = 988243200. Its totient is φ = 237136896.

The previous prime is 498710369. The next prime is 498710393. The reversal of 498710385 is 583017894.

It is not a de Polignac number, because 498710385 - 2⁴ = 498710369 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 498710385.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37887 + ... + 49323.

It is an arithmetic number, because the mean of its divisors is an integer number (15441300).

Almost surely, 2^498710385 is an apocalyptic number.

498710385 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

498710385 is a deficient number, since it is larger than the sum of its proper divisors (489532815).

498710385 is a wasteful number, since it uses less digits than its factorization.

498710385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11487 (or 11481 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 498710385 is about 22331.8244888321. The cubic root of 498710385 is about 793.0175597356.

The spelling of 498710385 in words is "four hundred ninety-eight million, seven hundred ten thousand, three hundred eighty-five".