222626436 has 12 divisors (see below), whose sum is σ = 519461712. Its totient is φ = 74208808.

The previous prime is 222626429. The next prime is 222626473. The reversal of 222626436 is 634626222.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 222626397 and 222626406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9276090 + ... + 9276113.

It is an arithmetic number, because the mean of its divisors is an integer number (43288476).

Almost surely, 2^222626436 is an apocalyptic number.

It is an amenable number.

222626436 is an abundant number, since it is smaller than the sum of its proper divisors (296835276).

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

222626436 is a wasteful number, since it uses less digits than its factorization.

222626436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18552210 (or 18552208 counting only the distinct ones).

The product of its digits is 41472, while the sum is 33.

The square root of 222626436 is about 14920.6714326132. The cubic root of 222626436 is about 606.0738944190.

The spelling of 222626436 in words is "two hundred twenty-two million, six hundred twenty-six thousand, four hundred thirty-six".