494944560 has 320 divisors, whose sum is σ = 1913448960. Its totient is φ = 116536320.

The previous prime is 494944553. The next prime is 494944589. The reversal of 494944560 is 65449494.

494944560 is a `hidden beast` number, since 4 + 9 + 49 + 44 + 560 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 878839 + ... + 879401.

It is an arithmetic number, because the mean of its divisors is an integer number (5979528).

Almost surely, 2^494944560 is an apocalyptic number.

494944560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494944560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (956724480).

494944560 is an abundant number, since it is smaller than the sum of its proper divisors (1418504400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494944560 is a wasteful number, since it uses less digits than its factorization.

494944560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 494944560 is about 22247.3495050534. The cubic root of 494944560 is about 791.0164558603.

The spelling of 494944560 in words is "four hundred ninety-four million, nine hundred forty-four thousand, five hundred sixty".