111890396 has 36 divisors (see below), whose sum is σ = 209708016. Its totient is φ = 52224000.

The previous prime is 111890393. The next prime is 111890431. The reversal of 111890396 is 693098111.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111890393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174236 + ... + 174876.

Almost surely, 2^111890396 is an apocalyptic number.

It is an amenable number.

111890396 is a deficient number, since it is larger than the sum of its proper divisors (97817620).

111890396 is a wasteful number, since it uses less digits than its factorization.

111890396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830 (or 811 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 111890396 is about 10577.8256744947. The cubic root of 111890396 is about 481.8711626865.

The spelling of 111890396 in words is "one hundred eleven million, eight hundred ninety thousand, three hundred ninety-six".