481861897 has 8 divisors (see below), whose sum is σ = 527186592. Its totient is φ = 436790400.

The previous prime is 481861871. The next prime is 481861901. The reversal of 481861897 is 798168184.

It is a happy number.

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 481861897 - 2¹⁵ = 481829129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (481861817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59304 + ... + 66937.

It is an arithmetic number, because the mean of its divisors is an integer number (65898324).

Almost surely, 2^481861897 is an apocalyptic number.

It is an amenable number.

481861897 is a deficient number, since it is larger than the sum of its proper divisors (45324695).

481861897 is a wasteful number, since it uses less digits than its factorization.

481861897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126599.

The product of its digits is 774144, while the sum is 52.

The square root of 481861897 is about 21951.3529651363. The cubic root of 481861897 is about 783.9845943323.

The spelling of 481861897 in words is "four hundred eighty-one million, eight hundred sixty-one thousand, eight hundred ninety-seven".