226788887622 has 32 divisors (see below), whose sum is σ = 494952130944. Its totient is φ = 68704459200.

The previous prime is 226788887569. The next prime is 226788887653.

226788887622 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250279 + ... + 718482.

It is an arithmetic number, because the mean of its divisors is an integer number (15467254092).

Almost surely, 2^226788887622 is an apocalyptic number.

226788887622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

226788887622 is an abundant number, since it is smaller than the sum of its proper divisors (268163243322).

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

226788887622 is a wasteful number, since it uses less digits than its factorization.

226788887622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972324.

The product of its digits is 115605504, while the sum is 66.

The spelling of 226788887622 in words is "two hundred twenty-six billion, seven hundred eighty-eight million, eight hundred eighty-seven thousand, six hundred twenty-two".