489955724 has 12 divisors (see below), whose sum is σ = 870220344. Its totient is φ = 241321344.

The previous prime is 489955673. The next prime is 489955727. The reversal of 489955724 is 427559984.

It is a super-2 number, since 2×489955724² = 480113222960728352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (489955727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 913829 + ... + 914364.

It is an arithmetic number, because the mean of its divisors is an integer number (72518362).

Almost surely, 2^489955724 is an apocalyptic number.

It is an amenable number.

489955724 is a deficient number, since it is larger than the sum of its proper divisors (380264620).

489955724 is a wasteful number, since it uses less digits than its factorization.

489955724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828264 (or 1828262 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 53.

The square root of 489955724 is about 22134.9435056880. The cubic root of 489955724 is about 788.3497699995.

The spelling of 489955724 in words is "four hundred eighty-nine million, nine hundred fifty-five thousand, seven hundred twenty-four".