461886878 has 8 divisors (see below), whose sum is σ = 703171272. Its totient is φ = 227496456.

The previous prime is 461886839. The next prime is 461886881. The reversal of 461886878 is 878688164.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 1723325 + ... + 1723592.

It is an arithmetic number, because the mean of its divisors is an integer number (87896409).

Almost surely, 2^461886878 is an apocalyptic number.

461886878 is a deficient number, since it is larger than the sum of its proper divisors (241284394).

461886878 is a wasteful number, since it uses less digits than its factorization.

461886878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3446986.

The product of its digits is 4128768, while the sum is 56.

The square root of 461886878 is about 21491.5536432339. The cubic root of 461886878 is about 772.9983046811.

The spelling of 461886878 in words is "four hundred sixty-one million, eight hundred eighty-six thousand, eight hundred seventy-eight".