468609859 has 4 divisors (see below), whose sum is σ = 475604104. Its totient is φ = 461615616.

The previous prime is 468609853. The next prime is 468609871. The reversal of 468609859 is 958906864.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-468609859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (468609853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3497022 + ... + 3497155.

It is an arithmetic number, because the mean of its divisors is an integer number (118901026).

Almost surely, 2^468609859 is an apocalyptic number.

468609859 is a deficient number, since it is larger than the sum of its proper divisors (6994245).

468609859 is an equidigital number, since it uses as much as digits as its factorization.

468609859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6994244.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The square root of 468609859 is about 21647.3984349159. The cubic root of 468609859 is about 776.7307053199.

The spelling of 468609859 in words is "four hundred sixty-eight million, six hundred nine thousand, eight hundred fifty-nine".