22340364 has 12 divisors (see below), whose sum is σ = 52127544. Its totient is φ = 7446784.

The previous prime is 22340359. The next prime is 22340377. The reversal of 22340364 is 46304322.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

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, 930837 + ... + 930860.

It is an arithmetic number, because the mean of its divisors is an integer number (4343962).

Almost surely, 2^22340364 is an apocalyptic number.

It is an amenable number.

22340364 is an abundant number, since it is smaller than the sum of its proper divisors (29787180).

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

22340364 is a wasteful number, since it uses less digits than its factorization.

22340364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861704 (or 1861702 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 22340364 is about 4726.5594252056. The cubic root of 22340364 is about 281.6415646238.

Adding to 22340364 its reverse (46304322), we get a palindrome (68644686).

It can be divided in two parts, 2 and 2340364, that added together give a triangular number (2340366 = T₂₁₆₃).

The spelling of 22340364 in words is "twenty-two million, three hundred forty thousand, three hundred sixty-four".