22263426 has 12 divisors (see below), whose sum is σ = 48237462. Its totient is φ = 7421136.

The previous prime is 22263419. The next prime is 22263433. The reversal of 22263426 is 62436222.

22263426 is a `hidden beast` number, since 2 + 2 + 2 + 634 + 26 = 666.

It is an interprime number because it is at equal distance from previous prime (22263419) and next prime (22263433).

It can be written as a sum of positive squares in only one way, i.e., 22099401 + 164025 = 4701^2 + 405^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22263426.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618411 + ... + 618446.

Almost surely, 2^22263426 is an apocalyptic number.

22263426 is an abundant number, since it is smaller than the sum of its proper divisors (25974036).

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

22263426 is a wasteful number, since it uses less digits than its factorization.

22263426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236865 (or 1236862 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 22263426 is about 4718.4135045585. The cubic root of 22263426 is about 281.3178775429.

Adding to 22263426 its reverse (62436222), we get a palindrome (84699648).

The spelling of 22263426 in words is "twenty-two million, two hundred sixty-three thousand, four hundred twenty-six".