461896861 has 8 divisors (see below), whose sum is σ = 472172960. Its totient is φ = 451720368.

The previous prime is 461896829. The next prime is 461896873. The reversal of 461896861 is 168698164.

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

It is a cyclic number.

It is not a de Polignac number, because 461896861 - 2⁵ = 461896829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461896811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15486 + ... + 34111.

It is an arithmetic number, because the mean of its divisors is an integer number (59021620).

Almost surely, 2^461896861 is an apocalyptic number.

It is an amenable number.

461896861 is a deficient number, since it is larger than the sum of its proper divisors (10276099).

461896861 is a wasteful number, since it uses less digits than its factorization.

461896861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49803.

The product of its digits is 497664, while the sum is 49.

The square root of 461896861 is about 21491.7858960115. The cubic root of 461896861 is about 773.0038737117.

The spelling of 461896861 in words is "four hundred sixty-one million, eight hundred ninety-six thousand, eight hundred sixty-one".