22113590 has 8 divisors (see below), whose sum is σ = 39804480. Its totient is φ = 8845432.

The previous prime is 22113577. The next prime is 22113643. The reversal of 22113590 is 9531122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1105670 + ... + 1105689.

It is an arithmetic number, because the mean of its divisors is an integer number (4975560).

Almost surely, 2^22113590 is an apocalyptic number.

22113590 is a deficient number, since it is larger than the sum of its proper divisors (17690890).

22113590 is a wasteful number, since it uses less digits than its factorization.

22113590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211366.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 22113590 is about 4702.5089048294. The cubic root of 22113590 is about 280.6853534110.

The spelling of 22113590 in words is "twenty-two million, one hundred thirteen thousand, five hundred ninety".