22162894 has 16 divisors (see below), whose sum is σ = 35991648. Its totient is φ = 10174752.

The previous prime is 22162891. The next prime is 22162927. The reversal of 22162894 is 49826122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22162891) 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 7 ways as a sum of consecutive naturals, for example, 2959 + ... + 7285.

It is an arithmetic number, because the mean of its divisors is an integer number (2249478).

Almost surely, 2^22162894 is an apocalyptic number.

22162894 is a deficient number, since it is larger than the sum of its proper divisors (13828754).

22162894 is a wasteful number, since it uses less digits than its factorization.

22162894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4539.

The product of its digits is 13824, while the sum is 34.

The square root of 22162894 is about 4707.7482940361. The cubic root of 22162894 is about 280.8938019775.

The spelling of 22162894 in words is "twenty-two million, one hundred sixty-two thousand, eight hundred ninety-four".