481198861 has 32 divisors (see below), whose sum is σ = 578083968. Its totient is φ = 394813440.

The previous prime is 481198841. The next prime is 481198903. The reversal of 481198861 is 168891184.

It is a cyclic number.

It is not a de Polignac number, because 481198861 - 2⁹ = 481198349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481198811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1567270 + ... + 1567576.

It is an arithmetic number, because the mean of its divisors is an integer number (18065124).

Almost surely, 2^481198861 is an apocalyptic number.

It is an amenable number.

481198861 is a deficient number, since it is larger than the sum of its proper divisors (96885107).

481198861 is a wasteful number, since it uses less digits than its factorization.

481198861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its digits is 110592, while the sum is 46.

The square root of 481198861 is about 21936.2453715307. The cubic root of 481198861 is about 783.6248449155.

The spelling of 481198861 in words is "four hundred eighty-one million, one hundred ninety-eight thousand, eight hundred sixty-one".