461889486 has 32 divisors (see below), whose sum is σ = 1027123200. Its totient is φ = 153857880.

The previous prime is 461889457. The next prime is 461889497. The reversal of 461889486 is 684988164.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153981 + ... + 156951.

It is an arithmetic number, because the mean of its divisors is an integer number (32097600).

Almost surely, 2^461889486 is an apocalyptic number.

461889486 is an abundant number, since it is smaller than the sum of its proper divisors (565233714).

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

461889486 is a wasteful number, since it uses less digits than its factorization.

461889486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5861 (or 5855 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The square root of 461889486 is about 21491.6143181474. The cubic root of 461889486 is about 772.9997595653. Note that the first 3 decimals are identical.

The spelling of 461889486 in words is "four hundred sixty-one million, eight hundred eighty-nine thousand, four hundred eighty-six".