461665315 has 16 divisors (see below), whose sum is σ = 578688768. Its totient is φ = 352905696.

The previous prime is 461665301. The next prime is 461665333. The reversal of 461665315 is 513566164.

It is a cyclic number.

It is not a de Polignac number, because 461665315 - 2⁵ = 461665283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169192 + ... + 171898.

It is an arithmetic number, because the mean of its divisors is an integer number (36168048).

Almost surely, 2^461665315 is an apocalyptic number.

461665315 is a deficient number, since it is larger than the sum of its proper divisors (117023453).

461665315 is a wasteful number, since it uses less digits than its factorization.

461665315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4218.

The product of its digits is 64800, while the sum is 37.

The square root of 461665315 is about 21486.3983719934. The cubic root of 461665315 is about 772.8746847905.

The spelling of 461665315 in words is "four hundred sixty-one million, six hundred sixty-five thousand, three hundred fifteen".