461402666 has 24 divisors (see below), whose sum is σ = 712282116. Its totient is φ = 224156160.

The previous prime is 461402657. The next prime is 461402687. The reversal of 461402666 is 666204164.

It can be written as a sum of positive squares in 2 ways, for example, as 461347441 + 55225 = 21479^2 + 235^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 799370 + ... + 799946.

Almost surely, 2^461402666 is an apocalyptic number.

461402666 is a deficient number, since it is larger than the sum of its proper divisors (250879450).

461402666 is a wasteful number, since it uses less digits than its factorization.

461402666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854 (or 807 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 461402666 is about 21480.2855195177. The cubic root of 461402666 is about 772.7280899419.

The spelling of 461402666 in words is "four hundred sixty-one million, four hundred two thousand, six hundred sixty-six".