22433427 has 6 divisors (see below), whose sum is σ = 32403852. Its totient is φ = 14955612.

The previous prime is 22433423. The next prime is 22433449. The reversal of 22433427 is 72433422.

It is not a de Polignac number, because 22433427 - 2² = 22433423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22433427.

It is not an unprimeable number, because it can be changed into a prime (22433423) 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 5 ways as a sum of consecutive naturals, for example, 1246293 + ... + 1246310.

It is an arithmetic number, because the mean of its divisors is an integer number (5400642).

Almost surely, 2^22433427 is an apocalyptic number.

22433427 is a deficient number, since it is larger than the sum of its proper divisors (9970425).

22433427 is a wasteful number, since it uses less digits than its factorization.

22433427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2492609 (or 2492606 counting only the distinct ones).

The product of its digits is 8064, while the sum is 27.

The square root of 22433427 is about 4736.3938814250. The cubic root of 22433427 is about 282.0320998619.

Adding to 22433427 its reverse (72433422), we get a palindrome (94866849).

The spelling of 22433427 in words is "twenty-two million, four hundred thirty-three thousand, four hundred twenty-seven".