461945765 has 16 divisors (see below), whose sum is σ = 584176320. Its totient is φ = 349706880.

The previous prime is 461945761. The next prime is 461945767. The reversal of 461945765 is 567549164.

It is not a de Polignac number, because 461945765 - 2² = 461945761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461945761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101417 + ... + 105873.

It is an arithmetic number, because the mean of its divisors is an integer number (36511020).

Almost surely, 2^461945765 is an apocalyptic number.

It is an amenable number.

461945765 is a deficient number, since it is larger than the sum of its proper divisors (122230555).

461945765 is a wasteful number, since it uses less digits than its factorization.

461945765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5572.

The product of its digits is 907200, while the sum is 47.

The square root of 461945765 is about 21492.9236028978. The cubic root of 461945765 is about 773.0311537176.

The spelling of 461945765 in words is "four hundred sixty-one million, nine hundred forty-five thousand, seven hundred sixty-five".