461447444 has 12 divisors (see below), whose sum is σ = 808613568. Its totient is φ = 230415000.

The previous prime is 461447429. The next prime is 461447447. The reversal of 461447444 is 444744164.

It is a junction number, because it is equal to n+sod(n) for n = 461447398 and 461447407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461447447) 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, 73802 + ... + 79809.

It is an arithmetic number, because the mean of its divisors is an integer number (67384464).

Almost surely, 2^461447444 is an apocalyptic number.

It is an amenable number.

461447444 is a deficient number, since it is larger than the sum of its proper divisors (347166124).

461447444 is a wasteful number, since it uses less digits than its factorization.

461447444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154366 (or 154364 counting only the distinct ones).

The product of its digits is 172032, while the sum is 38.

The square root of 461447444 is about 21481.3277988117. The cubic root of 461447444 is about 772.7530862569.

The spelling of 461447444 in words is "four hundred sixty-one million, four hundred forty-seven thousand, four hundred forty-four".