22722342 has 8 divisors (see below), whose sum is σ = 45444696. Its totient is φ = 7574112.

The previous prime is 22722311. The next prime is 22722391. The reversal of 22722342 is 24322722.

It is a happy number.

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

22722342 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1893523 + ... + 1893534.

It is an arithmetic number, because the mean of its divisors is an integer number (5680587).

Almost surely, 2^22722342 is an apocalyptic number.

22722342 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.

22722342 is a wasteful number, since it uses less digits than its factorization.

22722342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3787062.

The product of its digits is 2688, while the sum is 24.

The square root of 22722342 is about 4766.7957791372. The cubic root of 22722342 is about 283.2376815145.

The spelling of 22722342 in words is "twenty-two million, seven hundred twenty-two thousand, three hundred forty-two".