22402620422 has 64 divisors (see below), whose sum is σ = 41846784000. Its totient is φ = 8758544256.

The previous prime is 22402620421. The next prime is 22402620433.

22402620422 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×22402620422² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 22402620391 and 22402620400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22402620421) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6400829 + ... + 6404327.

It is an arithmetic number, because the mean of its divisors is an integer number (653856000).

Almost surely, 2^22402620422 is an apocalyptic number.

22402620422 is a deficient number, since it is larger than the sum of its proper divisors (19444163578).

22402620422 is a wasteful number, since it uses less digits than its factorization.

22402620422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925.

The product of its (nonzero) digits is 6144, while the sum is 26.

The spelling of 22402620422 in words is "twenty-two billion, four hundred two million, six hundred twenty thousand, four hundred twenty-two".