714981814 has 4 divisors (see below), whose sum is σ = 1072472724. Its totient is φ = 357490906.

The previous prime is 714981809. The next prime is 714981851. The reversal of 714981814 is 418189417.

It is a happy number.

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

It is a super-2 number, since 2×714981814² = 1022397988701461192, which contains 22 as substring.

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, 178745452 + ... + 178745455.

It is an arithmetic number, because the mean of its divisors is an integer number (268118181).

Almost surely, 2^714981814 is an apocalyptic number.

714981814 is a deficient number, since it is larger than the sum of its proper divisors (357490910).

714981814 is a wasteful number, since it uses less digits than its factorization.

714981814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357490909.

The product of its digits is 64512, while the sum is 43.

The square root of 714981814 is about 26739.1438531603. The cubic root of 714981814 is about 894.1938222827.

The spelling of 714981814 in words is "seven hundred fourteen million, nine hundred eighty-one thousand, eight hundred fourteen".