490430956 has 12 divisors (see below), whose sum is σ = 864519768. Its totient is φ = 243425312.

The previous prime is 490430939. The next prime is 490430957. The reversal of 490430956 is 659034094.

It is not an unprimeable number, because it can be changed into a prime (490430957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446926 + ... + 448021.

It is an arithmetic number, because the mean of its divisors is an integer number (72043314).

Almost surely, 2^490430956 is an apocalyptic number.

It is an amenable number.

490430956 is a deficient number, since it is larger than the sum of its proper divisors (374088812).

490430956 is a wasteful number, since it uses less digits than its factorization.

490430956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895088 (or 895086 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 490430956 is about 22145.6757855795. The cubic root of 490430956 is about 788.6045739574.

The spelling of 490430956 in words is "four hundred ninety million, four hundred thirty thousand, nine hundred fifty-six".