461644 has 12 divisors (see below), whose sum is σ = 814968. Its totient is φ = 228800.

The previous prime is 461639. The next prime is 461653. The reversal of 461644 is 446164.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84 + ... + 964.

It is an arithmetic number, because the mean of its divisors is an integer number (67914).

2⁴⁶¹⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

461644 is a deficient number, since it is larger than the sum of its proper divisors (353324).

461644 is a wasteful number, since it uses less digits than its factorization.

461644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 1014 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 461644 is about 679.4438902514. The cubic root of 461644 is about 77.2862790115.

The spelling of 461644 in words is "four hundred sixty-one thousand, six hundred forty-four".