111790422 has 32 divisors (see below), whose sum is σ = 250335360. Its totient is φ = 36976680.

The previous prime is 111790421. The next prime is 111790429. The reversal of 111790422 is 224097111.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111790421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 828 + ... + 14975.

It is an arithmetic number, because the mean of its divisors is an integer number (7822980).

Almost surely, 2^111790422 is an apocalyptic number.

111790422 is an abundant number, since it is smaller than the sum of its proper divisors (138544938).

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

111790422 is a wasteful number, since it uses less digits than its factorization.

111790422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15945 (or 15939 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 111790422 is about 10573.0989780669. The cubic root of 111790422 is about 481.7276027252.

The spelling of 111790422 in words is "one hundred eleven million, seven hundred ninety thousand, four hundred twenty-two".