111422394 has 24 divisors (see below), whose sum is σ = 242124480. Its totient is φ = 37031688.

The previous prime is 111422357. The next prime is 111422411. The reversal of 111422394 is 493224111.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2674 + ... + 15165.

It is an arithmetic number, because the mean of its divisors is an integer number (10088520).

Almost surely, 2^111422394 is an apocalyptic number.

111422394 is an abundant number, since it is smaller than the sum of its proper divisors (130702086).

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

111422394 is a wasteful number, since it uses less digits than its factorization.

111422394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18194 (or 18191 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 111422394 is about 10555.6806507207. The cubic root of 111422394 is about 481.1983857841.

The spelling of 111422394 in words is "one hundred eleven million, four hundred twenty-two thousand, three hundred ninety-four".