22428082422 has 48 divisors (see below), whose sum is σ = 51962163552. Its totient is φ = 6966585600.

The previous prime is 22428082403. The next prime is 22428082477.

22428082422 is a `hidden beast` number, since 224 + 2 + 8 + 0 + 8 + 2 + 422 = 666.

22428082422 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22428082422² (a number of 22 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 331938 + ... + 393749.

It is an arithmetic number, because the mean of its divisors is an integer number (1082545074).

Almost surely, 2^22428082422 is an apocalyptic number.

22428082422 is an abundant number, since it is smaller than the sum of its proper divisors (29534081130).

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

22428082422 is a wasteful number, since it uses less digits than its factorization.

22428082422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725813 (or 725810 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

The spelling of 22428082422 in words is "twenty-two billion, four hundred twenty-eight million, eighty-two thousand, four hundred twenty-two".