481792961 has 4 divisors (see below), whose sum is σ = 518853972. Its totient is φ = 444731952.

The previous prime is 481792957. The next prime is 481792963. The reversal of 481792961 is 169297184.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 281400625 + 200392336 = 16775^2 + 14156^2 .

It is a cyclic number.

It is not a de Polignac number, because 481792961 - 2² = 481792957 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481792963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18530486 + ... + 18530511.

It is an arithmetic number, because the mean of its divisors is an integer number (129713493).

Almost surely, 2^481792961 is an apocalyptic number.

It is an amenable number.

481792961 is a deficient number, since it is larger than the sum of its proper divisors (37061011).

481792961 is a wasteful number, since it uses less digits than its factorization.

481792961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37061010.

The product of its digits is 217728, while the sum is 47.

The square root of 481792961 is about 21949.7827096306. The cubic root of 481792961 is about 783.9472064834.

The spelling of 481792961 in words is "four hundred eighty-one million, seven hundred ninety-two thousand, nine hundred sixty-one".