461208664 has 32 divisors (see below), whose sum is σ = 1005062400. Its totient is φ = 194309280.

The previous prime is 461208661. The next prime is 461208701. The reversal of 461208664 is 466802164.

461208664 is nontrivially palindromic in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461208661) 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, 66492 + ... + 73099.

It is an arithmetic number, because the mean of its divisors is an integer number (31408200).

Almost surely, 2^461208664 is an apocalyptic number.

It is an amenable number.

461208664 is an abundant number, since it is smaller than the sum of its proper divisors (543853736).

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

461208664 is a wasteful number, since it uses less digits than its factorization.

461208664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139663 (or 139659 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 461208664 is about 21475.7692295294. The cubic root of 461208664 is about 772.6197739875.

The spelling of 461208664 in words is "four hundred sixty-one million, two hundred eight thousand, six hundred sixty-four".