22206629892 has 24 divisors (see below), whose sum is σ = 51830747136. Its totient is φ = 7400027488.

The previous prime is 22206629873. The next prime is 22206629897. The reversal of 22206629892 is 29892660222.

It is a super-2 number, since 2×22206629892² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22206629897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230148 + ... + 312059.

It is an arithmetic number, because the mean of its divisors is an integer number (2159614464).

Almost surely, 2^22206629892 is an apocalyptic number.

It is an amenable number.

22206629892 is an abundant number, since it is smaller than the sum of its proper divisors (29624117244).

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

22206629892 is a wasteful number, since it uses less digits than its factorization.

22206629892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545627 (or 545625 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 22206629892 in words is "twenty-two billion, two hundred six million, six hundred twenty-nine thousand, eight hundred ninety-two".