814423388 has 12 divisors (see below), whose sum is σ = 1427401752. Its totient is φ = 406594320.

The previous prime is 814423373. The next prime is 814423409. The reversal of 814423388 is 883324418.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151370 + ... + 156657.

It is an arithmetic number, because the mean of its divisors is an integer number (118950146).

Almost surely, 2^814423388 is an apocalyptic number.

It is an amenable number.

814423388 is a deficient number, since it is larger than the sum of its proper divisors (612978364).

814423388 is a wasteful number, since it uses less digits than its factorization.

814423388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308692 (or 308690 counting only the distinct ones).

The product of its digits is 147456, while the sum is 41.

The square root of 814423388 is about 28538.1041416559. The cubic root of 814423388 is about 933.8635235359.

The spelling of 814423388 in words is "eight hundred fourteen million, four hundred twenty-three thousand, three hundred eighty-eight".