226115212 has 12 divisors (see below), whose sum is σ = 398590920. Its totient is φ = 112232096.

The previous prime is 226115171. The next prime is 226115297. The reversal of 226115212 is 212511622.

It is a super-2 number, since 2×226115212² = 102256178195609888, which contains 22 as substring.

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, 205762 + ... + 206857.

It is an arithmetic number, because the mean of its divisors is an integer number (33215910).

Almost surely, 2^226115212 is an apocalyptic number.

It is an amenable number.

226115212 is a deficient number, since it is larger than the sum of its proper divisors (172475708).

226115212 is a wasteful number, since it uses less digits than its factorization.

226115212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412760 (or 412758 counting only the distinct ones).

The product of its digits is 480, while the sum is 22.

The square root of 226115212 is about 15037.1277842545. The cubic root of 226115212 is about 609.2234245734.

Adding to 226115212 its reverse (212511622), we get a palindrome (438626834).

The spelling of 226115212 in words is "two hundred twenty-six million, one hundred fifteen thousand, two hundred twelve".