226447020372 has 48 divisors (see below), whose sum is σ = 529914857472. Its totient is φ = 75262679040.

The previous prime is 226447020361. The next prime is 226447020377. The reversal of 226447020372 is 273020744622.

It is a self number, because there is not a number n which added to its sum of digits gives 226447020372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226447020377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23347428 + ... + 23357124.

It is an arithmetic number, because the mean of its divisors is an integer number (11039892864).

Almost surely, 2^226447020372 is an apocalyptic number.

It is an amenable number.

226447020372 is an abundant number, since it is smaller than the sum of its proper divisors (303467837100).

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

226447020372 is a wasteful number, since it uses less digits than its factorization.

226447020372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15168 (or 15166 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 39.

Adding to 226447020372 its reverse (273020744622), we get a palindrome (499467764994).

The spelling of 226447020372 in words is "two hundred twenty-six billion, four hundred forty-seven million, twenty thousand, three hundred seventy-two".