461330872 has 16 divisors (see below), whose sum is σ = 902604240. Its totient is φ = 220636416.

The previous prime is 461330867. The next prime is 461330879. The reversal of 461330872 is 278033164.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461330879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253433 + ... + 1253800.

It is an arithmetic number, because the mean of its divisors is an integer number (56412765).

Almost surely, 2^461330872 is an apocalyptic number.

It is an amenable number.

461330872 is a deficient number, since it is larger than the sum of its proper divisors (441273368).

461330872 is a wasteful number, since it uses less digits than its factorization.

461330872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507262 (or 2507258 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 461330872 is about 21478.6142942230. The cubic root of 461330872 is about 772.6880091750.

The spelling of 461330872 in words is "four hundred sixty-one million, three hundred thirty thousand, eight hundred seventy-two".