461885890 has 16 divisors (see below), whose sum is σ = 831892032. Its totient is φ = 184643824.

The previous prime is 461885861. The next prime is 461885909. The reversal of 461885890 is 98588164.

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, 4947 + ... + 30793.

It is an arithmetic number, because the mean of its divisors is an integer number (51993252).

Almost surely, 2^461885890 is an apocalyptic number.

461885890 is a deficient number, since it is larger than the sum of its proper divisors (370006142).

461885890 is a wasteful number, since it uses less digits than its factorization.

461885890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27641.

The product of its (nonzero) digits is 552960, while the sum is 49.

The square root of 461885890 is about 21491.5306574474. The cubic root of 461885890 is about 772.9977535195.

The spelling of 461885890 in words is "four hundred sixty-one million, eight hundred eighty-five thousand, eight hundred ninety".