491844452 has 24 divisors (see below), whose sum is σ = 956696832. Its totient is φ = 219346400.

The previous prime is 491844433. The next prime is 491844461. The reversal of 491844452 is 254448194.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103124 + ... + 107787.

It is an arithmetic number, because the mean of its divisors is an integer number (39862368).

Almost surely, 2^491844452 is an apocalyptic number.

It is an amenable number.

491844452 is a deficient number, since it is larger than the sum of its proper divisors (464852380).

491844452 is a wasteful number, since it uses less digits than its factorization.

491844452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210979 (or 210977 counting only the distinct ones).

The product of its digits is 184320, while the sum is 41.

The square root of 491844452 is about 22177.5664129318. The cubic root of 491844452 is about 789.3614730395.

The spelling of 491844452 in words is "four hundred ninety-one million, eight hundred forty-four thousand, four hundred fifty-two".