22342426 has 8 divisors (see below), whose sum is σ = 33614100. Its totient is φ = 11137728.

The previous prime is 22342421. The next prime is 22342427. The reversal of 22342426 is 62424322.

It can be written as a sum of positive squares in 2 ways, for example, as 21022225 + 1320201 = 4585^2 + 1149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22342426.

It is not an unprimeable number, because it can be changed into a prime (22342421) 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, 15901 + ... + 17248.

Almost surely, 2^22342426 is an apocalyptic number.

22342426 is a deficient number, since it is larger than the sum of its proper divisors (11271674).

22342426 is a wasteful number, since it uses less digits than its factorization.

22342426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33488.

The product of its digits is 4608, while the sum is 25.

The square root of 22342426 is about 4726.7775492401. Note that the first 3 decimals coincide. The cubic root of 22342426 is about 281.6502294638.

Adding to 22342426 its reverse (62424322), we get a palindrome (84766748).

The spelling of 22342426 in words is "twenty-two million, three hundred forty-two thousand, four hundred twenty-six".