489951592 has 16 divisors (see below), whose sum is σ = 989325540. Its totient is φ = 226131456.

The previous prime is 489951587. The next prime is 489951629. The reversal of 489951592 is 295159984.

It can be written as a sum of positive squares in 2 ways, for example, as 489913956 + 37636 = 22134^2 + 194^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2355433 + ... + 2355640.

Almost surely, 2^489951592 is an apocalyptic number.

It is an amenable number.

489951592 is an abundant number, since it is smaller than the sum of its proper divisors (499373948).

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

489951592 is a wasteful number, since it uses less digits than its factorization.

489951592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4711092 (or 4711088 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 52.

The square root of 489951592 is about 22134.8501689079. The cubic root of 489951592 is about 788.3475538330.

The spelling of 489951592 in words is "four hundred eighty-nine million, nine hundred fifty-one thousand, five hundred ninety-two".