490462440 has 64 divisors (see below), whose sum is σ = 1584576000. Its totient is φ = 120728832.

The previous prime is 490462367. The next prime is 490462463. The reversal of 490462440 is 44264094.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155640 + ... + 158759.

It is an arithmetic number, because the mean of its divisors is an integer number (24759000).

Almost surely, 2^490462440 is an apocalyptic number.

490462440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

490462440 is an abundant number, since it is smaller than the sum of its proper divisors (1094113560).

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

490462440 is a wasteful number, since it uses less digits than its factorization.

490462440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314426 (or 314422 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 490462440 is about 22146.3866127186. The cubic root of 490462440 is about 788.6214488405.

The spelling of 490462440 in words is "four hundred ninety million, four hundred sixty-two thousand, four hundred forty".