226215044 has 12 divisors (see below), whose sum is σ = 431865168. Its totient is φ = 102825000.

The previous prime is 226215043. The next prime is 226215047. The reversal of 226215044 is 440512622.

226215044 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 2×226215044² = 102346492263843872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226215043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2570582 + ... + 2570669.

It is an arithmetic number, because the mean of its divisors is an integer number (35988764).

Almost surely, 2^226215044 is an apocalyptic number.

It is an amenable number.

226215044 is a deficient number, since it is larger than the sum of its proper divisors (205650124).

226215044 is a wasteful number, since it uses less digits than its factorization.

226215044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5141266 (or 5141264 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 226215044 is about 15040.4469348487. The cubic root of 226215044 is about 609.3130706787.

Adding to 226215044 its reverse (440512622), we get a palindrome (666727666).

The spelling of 226215044 in words is "two hundred twenty-six million, two hundred fifteen thousand, forty-four".