498746643 has 8 divisors (see below), whose sum is σ = 682968528. Its totient is φ = 323511264.

The previous prime is 498746639. The next prime is 498746659. The reversal of 498746643 is 346647894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 498746643 - 2² = 498746639 is a prime.

It is not an unprimeable number, because it can be changed into a prime (498746623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2246496 + ... + 2246717.

It is an arithmetic number, because the mean of its divisors is an integer number (85371066).

Almost surely, 2^498746643 is an apocalyptic number.

498746643 is a deficient number, since it is larger than the sum of its proper divisors (184221885).

498746643 is a wasteful number, since it uses less digits than its factorization.

498746643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4493253.

The product of its digits is 3483648, while the sum is 51.

The square root of 498746643 is about 22332.6362751915. The cubic root of 498746643 is about 793.0367776589.

The spelling of 498746643 in words is "four hundred ninety-eight million, seven hundred forty-six thousand, six hundred forty-three".