112222590 has 32 divisors (see below), whose sum is σ = 269623296. Its totient is φ = 29893920.

The previous prime is 112222577. The next prime is 112222601. The reversal of 112222590 is 95222211.

It is a self number, because there is not a number n which added to its sum of digits gives 112222590.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42859 + ... + 45401.

It is an arithmetic number, because the mean of its divisors is an integer number (8425728).

Almost surely, 2^112222590 is an apocalyptic number.

112222590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

112222590 is an abundant number, since it is smaller than the sum of its proper divisors (157400706).

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

112222590 is a wasteful number, since it uses less digits than its factorization.

112222590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 112222590 is about 10593.5164133540. The cubic root of 112222590 is about 482.3475710259.

The spelling of 112222590 in words is "one hundred twelve million, two hundred twenty-two thousand, five hundred ninety".