22400396 has 6 divisors (see below), whose sum is σ = 39200700. Its totient is φ = 11200196.

The previous prime is 22400369. The next prime is 22400419. The reversal of 22400396 is 69300422.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2800046 + ... + 2800053.

It is an arithmetic number, because the mean of its divisors is an integer number (6533450).

Almost surely, 2^22400396 is an apocalyptic number.

It is an amenable number.

22400396 is a deficient number, since it is larger than the sum of its proper divisors (16800304).

22400396 is a wasteful number, since it uses less digits than its factorization.

22400396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600103 (or 5600101 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 22400396 is about 4732.9056614304. The cubic root of 22400396 is about 281.8936104218.

Adding to 22400396 its sum of digits (26), we get a palindrome (22400422).

The spelling of 22400396 in words is "twenty-two million, four hundred thousand, three hundred ninety-six".