22140376 has 16 divisors (see below), whose sum is σ = 41631840. Its totient is φ = 11038560.

The previous prime is 22140361. The next prime is 22140383. The reversal of 22140376 is 67304122.

It is a self number, because there is not a number n which added to its sum of digits gives 22140376.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 835 + ... + 6706.

It is an arithmetic number, because the mean of its divisors is an integer number (2601990).

Almost surely, 2^22140376 is an apocalyptic number.

It is an amenable number.

22140376 is a deficient number, since it is larger than the sum of its proper divisors (19491464).

22140376 is a wasteful number, since it uses less digits than its factorization.

22140376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7914 (or 7910 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 22140376 is about 4705.3560970452. The cubic root of 22140376 is about 280.7986382620.

Adding to 22140376 its reverse (67304122), we get a palindrome (89444498).

The spelling of 22140376 in words is "twenty-two million, one hundred forty thousand, three hundred seventy-six".