22250159 has 4 divisors (see below), whose sum is σ = 23421240. Its totient is φ = 21079080.

The previous prime is 22250153. The next prime is 22250203. The reversal of 22250159 is 95105222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22250159 - 2⁴ = 22250143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22250153) by changing a digit.

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, 585512 + ... + 585549.

It is an arithmetic number, because the mean of its divisors is an integer number (5855310).

Almost surely, 2^22250159 is an apocalyptic number.

22250159 is a deficient number, since it is larger than the sum of its proper divisors (1171081).

22250159 is a wasteful number, since it uses less digits than its factorization.

22250159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171080.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 22250159 is about 4717.0074199645. The cubic root of 22250159 is about 281.2619863863.

The spelling of 22250159 in words is "twenty-two million, two hundred fifty thousand, one hundred fifty-nine".