461226644 has 12 divisors (see below), whose sum is σ = 811245204. Its totient is φ = 229442304.

The previous prime is 461226637. The next prime is 461226679. The reversal of 461226644 is 446622164.

It can be written as a sum of positive squares in 2 ways, for example, as 310182544 + 151044100 = 17612^2 + 12290^2 .

It is a congruent number.

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, 291869 + ... + 293444.

It is an arithmetic number, because the mean of its divisors is an integer number (67603767).

Almost surely, 2^461226644 is an apocalyptic number.

It is an amenable number.

461226644 is a deficient number, since it is larger than the sum of its proper divisors (350018560).

461226644 is a wasteful number, since it uses less digits than its factorization.

461226644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585514 (or 585512 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 461226644 is about 21476.1878367647. The cubic root of 461226644 is about 772.6298139283.

The spelling of 461226644 in words is "four hundred sixty-one million, two hundred twenty-six thousand, six hundred forty-four".