461399994 has 24 divisors (see below), whose sum is σ = 1090582272. Its totient is φ = 139818120.

The previous prime is 461399959. The next prime is 461400011. The reversal of 461399994 is 499993164.

461399994 is a `hidden beast` number, since 461 + 3 + 9 + 99 + 94 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 461399994.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1164954 + ... + 1165349.

It is an arithmetic number, because the mean of its divisors is an integer number (45440928).

Almost surely, 2^461399994 is an apocalyptic number.

461399994 is an abundant number, since it is smaller than the sum of its proper divisors (629182278).

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

461399994 is a wasteful number, since it uses less digits than its factorization.

461399994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330322 (or 2330319 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 54.

The square root of 461399994 is about 21480.2233228614. The cubic root of 461399994 is about 772.7265983066.

The spelling of 461399994 in words is "four hundred sixty-one million, three hundred ninety-nine thousand, nine hundred ninety-four".