22215726942 has 8 divisors (see below), whose sum is σ = 44431453896. Its totient is φ = 7405242312.

The previous prime is 22215726937. The next prime is 22215726977. The reversal of 22215726942 is 24962751222.

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

22215726942 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22215726894 and 22215726903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1851310573 + ... + 1851310584.

It is an arithmetic number, because the mean of its divisors is an integer number (5553931737).

Almost surely, 2^22215726942 is an apocalyptic number.

22215726942 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.

22215726942 is a wasteful number, since it uses less digits than its factorization.

22215726942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702621162.

The product of its digits is 241920, while the sum is 42.

The spelling of 22215726942 in words is "twenty-two billion, two hundred fifteen million, seven hundred twenty-six thousand, nine hundred forty-two".