491963802 has 32 divisors (see below), whose sum is σ = 1078493184. Its totient is φ = 148369200.

The previous prime is 491963783. The next prime is 491963807. The reversal of 491963802 is 208369194.

It is not an unprimeable number, because it can be changed into a prime (491963807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3738 + ... + 31589.

It is an arithmetic number, because the mean of its divisors is an integer number (33702912).

Almost surely, 2^491963802 is an apocalyptic number.

491963802 is an abundant number, since it is smaller than the sum of its proper divisors (586529382).

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

491963802 is a wasteful number, since it uses less digits than its factorization.

491963802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35554.

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 491963802 is about 22180.2570318741. The cubic root of 491963802 is about 789.4253161726.

The spelling of 491963802 in words is "four hundred ninety-one million, nine hundred sixty-three thousand, eight hundred two".