22401124 has 12 divisors (see below), whose sum is σ = 39406444. Its totient is φ = 11142144.

The previous prime is 22401109. The next prime is 22401143. The reversal of 22401124 is 42110422.

It can be written as a sum of positive squares in 2 ways, for example, as 4761124 + 17640000 = 2182^2 + 4200^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22401098 and 22401107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13737 + ... + 15280.

Almost surely, 2^22401124 is an apocalyptic number.

It is an amenable number.

22401124 is a deficient number, since it is larger than the sum of its proper divisors (17005320).

22401124 is a wasteful number, since it uses less digits than its factorization.

22401124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29214 (or 29212 counting only the distinct ones).

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

The square root of 22401124 is about 4732.9825691629. The cubic root of 22401124 is about 281.8966641822.

Adding to 22401124 its reverse (42110422), we get a palindrome (64511546).

It can be divided in two parts, 2240 and 1124, that added together give a square (3364 = 58²).

The spelling of 22401124 in words is "twenty-two million, four hundred one thousand, one hundred twenty-four".