111670344 has 48 divisors (see below), whose sum is σ = 304675020. Its totient is φ = 36948480.

The previous prime is 111670343. The next prime is 111670357. The reversal of 111670344 is 443076111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 106874244 + 4796100 = 10338^2 + 2190^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111670343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4204 + ... + 15524.

Almost surely, 2^111670344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111670344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152337510).

111670344 is an abundant number, since it is smaller than the sum of its proper divisors (193004676).

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

111670344 is a wasteful number, since it uses less digits than its factorization.

111670344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11470 (or 11463 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 111670344 is about 10567.4189847853. The cubic root of 111670344 is about 481.5550607803. Note that the first 3 decimals are identical.

The spelling of 111670344 in words is "one hundred eleven million, six hundred seventy thousand, three hundred forty-four".