22421104 has 10 divisors (see below), whose sum is σ = 43440920. Its totient is φ = 11210544.

The previous prime is 22421053. The next prime is 22421107. The reversal of 22421104 is 40112422.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 1401319 = 22421104 / (2 + 2 + 4 + 2 + 1 + 1 + 0 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22421107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700644 + ... + 700675.

It is an arithmetic number, because the mean of its divisors is an integer number (4344092).

Almost surely, 2^22421104 is an apocalyptic number.

It is an amenable number.

22421104 is a deficient number, since it is larger than the sum of its proper divisors (21019816).

22421104 is a wasteful number, since it uses less digits than its factorization.

22421104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401327 (or 1401321 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 22421104 is about 4735.0928185200. The cubic root of 22421104 is about 281.9804489908.

Adding to 22421104 its reverse (40112422), we get a palindrome (62533526).

The spelling of 22421104 in words is "twenty-two million, four hundred twenty-one thousand, one hundred four".