22414140 has 72 divisors (see below), whose sum is σ = 77706720. Its totient is φ = 5122944.

The previous prime is 22414127. The next prime is 22414153. The reversal of 22414140 is 4141422.

It is an interprime number because it is at equal distance from previous prime (22414127) and next prime (22414153).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 7635 + ... + 10154.

It is an arithmetic number, because the mean of its divisors is an integer number (1079260).

Almost surely, 2^22414140 is an apocalyptic number.

22414140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22414140 is an abundant number, since it is smaller than the sum of its proper divisors (55292580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22414140 is a wasteful number, since it uses less digits than its factorization.

22414140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17811 (or 17806 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 22414140 is about 4734.3574009574. The cubic root of 22414140 is about 281.9512515705.

Adding to 22414140 its reverse (4141422), we get a palindrome (26555562).

It can be divided in two parts, 2 and 2414140, that added together give a palindrome (2414142).

The spelling of 22414140 in words is "twenty-two million, four hundred fourteen thousand, one hundred forty".