461606656 has 90 divisors (see below), whose sum is σ = 1076345872. Its totient is φ = 197568000.

The previous prime is 461606633. The next prime is 461606671. The reversal of 461606656 is 656606164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 614281 + ... + 615031.

Almost surely, 2^461606656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 461606656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (538172936).

461606656 is an abundant number, since it is smaller than the sum of its proper divisors (614739216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

461606656 is an frugal number, since it uses more digits than its factorization.

461606656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795 (or 760 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 461606656 is about 21485.0333022781. The cubic root of 461606656 is about 772.8419496937.

The spelling of 461606656 in words is "four hundred sixty-one million, six hundred six thousand, six hundred fifty-six".