461232661 has 8 divisors (see below), whose sum is σ = 493107264. Its totient is φ = 429885120.

The previous prime is 461232649. The next prime is 461232679. The reversal of 461232661 is 166232164.

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

It is not a de Polignac number, because 461232661 - 2⁷ = 461232533 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 (461232641) 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, 129955 + ... + 133456.

It is an arithmetic number, because the mean of its divisors is an integer number (61638408).

Almost surely, 2^461232661 is an apocalyptic number.

It is an amenable number.

461232661 is a deficient number, since it is larger than the sum of its proper divisors (31874603).

461232661 is a wasteful number, since it uses less digits than its factorization.

461232661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263531.

The product of its digits is 10368, while the sum is 31.

The square root of 461232661 is about 21476.3279216909. The cubic root of 461232661 is about 772.6331737323.

It can be divided in two parts, 46123 and 2661, that added together give a palindrome (48784).

The spelling of 461232661 in words is "four hundred sixty-one million, two hundred thirty-two thousand, six hundred sixty-one".