22162023 has 24 divisors (see below), whose sum is σ = 34642608. Its totient is φ = 13571712.

The previous prime is 22162009. The next prime is 22162043. The reversal of 22162023 is 32026122.

22162023 is a `hidden beast` number, since 2 + 21 + 620 + 23 = 666.

It is not a de Polignac number, because 22162023 - 2⁵ = 22161991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22161987 and 22162005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22162043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35611 + ... + 36227.

It is an arithmetic number, because the mean of its divisors is an integer number (1443442).

Almost surely, 2^22162023 is an apocalyptic number.

22162023 is a deficient number, since it is larger than the sum of its proper divisors (12480585).

22162023 is a wasteful number, since it uses less digits than its factorization.

22162023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943 (or 940 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 22162023 is about 4707.6557860574. The cubic root of 22162023 is about 280.8901222278.

Adding to 22162023 its reverse (32026122), we get a palindrome (54188145).

The spelling of 22162023 in words is "twenty-two million, one hundred sixty-two thousand, twenty-three".