465981814 has 4 divisors (see below), whose sum is σ = 698972724. Its totient is φ = 232990906.

The previous prime is 465981787. The next prime is 465981827. The reversal of 465981814 is 418189564.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116495452 + ... + 116495455.

It is an arithmetic number, because the mean of its divisors is an integer number (174743181).

Almost surely, 2^465981814 is an apocalyptic number.

465981814 is a deficient number, since it is larger than the sum of its proper divisors (232990910).

465981814 is a wasteful number, since it uses less digits than its factorization.

465981814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232990909.

The product of its digits is 276480, while the sum is 46.

The square root of 465981814 is about 21586.6119157222. The cubic root of 465981814 is about 775.2759691485.

The spelling of 465981814 in words is "four hundred sixty-five million, nine hundred eighty-one thousand, eight hundred fourteen".