22413318 has 8 divisors (see below), whose sum is σ = 44826648. Its totient is φ = 7471104.

The previous prime is 22413289. The next prime is 22413319. The reversal of 22413318 is 81331422.

It is a sphenic number, since it is the product of 3 distinct primes.

22413318 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22413319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1867771 + ... + 1867782.

It is an arithmetic number, because the mean of its divisors is an integer number (5603331).

Almost surely, 2^22413318 is an apocalyptic number.

22413318 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22413318 is a wasteful number, since it uses less digits than its factorization.

22413318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3735558.

The product of its digits is 1152, while the sum is 24.

The square root of 22413318 is about 4734.2705879576. The cubic root of 22413318 is about 281.9478048361.

The spelling of 22413318 in words is "twenty-two million, four hundred thirteen thousand, three hundred eighteen".