22442343402 has 8 divisors (see below), whose sum is σ = 44884686816. Its totient is φ = 7480781132.

The previous prime is 22442343401. The next prime is 22442343421. The reversal of 22442343402 is 20434324422.

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

22442343402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22442343402.

It is not an unprimeable number, because it can be changed into a prime (22442343401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870195278 + ... + 1870195289.

It is an arithmetic number, because the mean of its divisors is an integer number (5610585852).

Almost surely, 2^22442343402 is an apocalyptic number.

22442343402 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.

22442343402 is a wasteful number, since it uses less digits than its factorization.

22442343402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3740390572.

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 22442343402 its reverse (20434324422), we get a palindrome (42876667824).

The spelling of 22442343402 in words is "twenty-two billion, four hundred forty-two million, three hundred forty-three thousand, four hundred two".