461323865 has 16 divisors (see below), whose sum is σ = 579288576. Its totient is φ = 352252800.

The previous prime is 461323853. The next prime is 461323871. The reversal of 461323865 is 568323164.

It is a de Polignac number, because none of the positive numbers 2^k-461323865 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9071 + ... + 31700.

It is an arithmetic number, because the mean of its divisors is an integer number (36205536).

Almost surely, 2^461323865 is an apocalyptic number.

It is an amenable number.

461323865 is a deficient number, since it is larger than the sum of its proper divisors (117964711).

461323865 is a wasteful number, since it uses less digits than its factorization.

461323865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40880.

The product of its digits is 103680, while the sum is 38.

The square root of 461323865 is about 21478.4511778666. The cubic root of 461323865 is about 772.6840971221.

The spelling of 461323865 in words is "four hundred sixty-one million, three hundred twenty-three thousand, eight hundred sixty-five".