22413556 has 18 divisors (see below), whose sum is σ = 43114610. Its totient is φ = 10187760.

The previous prime is 22413539. The next prime is 22413563. The reversal of 22413556 is 65531422.

It can be written as a sum of positive squares in only one way, i.e., 21344400 + 1069156 = 4620^2 + 1034^2 .

It is a congruent number.

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, 22671 + ... + 23638.

Almost surely, 2^22413556 is an apocalyptic number.

It is an amenable number.

22413556 is a deficient number, since it is larger than the sum of its proper divisors (20701054).

22413556 is a wasteful number, since it uses less digits than its factorization.

22413556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46335 (or 46322 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 22413556 is about 4734.2957237587. The cubic root of 22413556 is about 281.9488028043.

Adding to 22413556 its reverse (65531422), we get a palindrome (87944978).

The spelling of 22413556 in words is "twenty-two million, four hundred thirteen thousand, five hundred fifty-six".