226739999838 has 64 divisors (see below), whose sum is σ = 523469537280. Its totient is φ = 64751954400.

The previous prime is 226739999831. The next prime is 226739999839. The reversal of 226739999838 is 838999937622.

It is a happy number.

226739999838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×226739999838² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226739999838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226739999831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233820 + ... + 712847.

It is an arithmetic number, because the mean of its divisors is an integer number (8179211520).

Almost surely, 2^226739999838 is an apocalyptic number.

226739999838 is an abundant number, since it is smaller than the sum of its proper divisors (296729537442).

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

226739999838 is a wasteful number, since it uses less digits than its factorization.

226739999838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946893.

The product of its digits is 634894848, while the sum is 75.

The spelling of 226739999838 in words is "two hundred twenty-six billion, seven hundred thirty-nine million, nine hundred ninety-nine thousand, eight hundred thirty-eight".