22206837428 has 12 divisors (see below), whose sum is σ = 38954717760. Its totient is φ = 11076918072.

The previous prime is 22206837427. The next prime is 22206837439. The reversal of 22206837428 is 82473860222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22206837427) 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 3 ways as a sum of consecutive naturals, for example, 6623276 + ... + 6626627.

It is an arithmetic number, because the mean of its divisors is an integer number (3246226480).

Almost surely, 2^22206837428 is an apocalyptic number.

It is an amenable number.

22206837428 is a deficient number, since it is larger than the sum of its proper divisors (16747880332).

22206837428 is a wasteful number, since it uses less digits than its factorization.

22206837428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13250326 (or 13250324 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 44.

The spelling of 22206837428 in words is "twenty-two billion, two hundred six million, eight hundred thirty-seven thousand, four hundred twenty-eight".