814103916 has 12 divisors (see below), whose sum is σ = 1899575832. Its totient is φ = 271367968.

The previous prime is 814103911. The next prime is 814103951. The reversal of 814103916 is 619301418.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (814103911) 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, 33920985 + ... + 33921008.

It is an arithmetic number, because the mean of its divisors is an integer number (158297986).

Almost surely, 2^814103916 is an apocalyptic number.

It is an amenable number.

814103916 is an abundant number, since it is smaller than the sum of its proper divisors (1085471916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

814103916 is a wasteful number, since it uses less digits than its factorization.

814103916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67842000 (or 67841998 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 814103916 is about 28532.5063042138. The cubic root of 814103916 is about 933.7413993964.

The spelling of 814103916 in words is "eight hundred fourteen million, one hundred three thousand, nine hundred sixteen".