226561844 has 12 divisors (see below), whose sum is σ = 396693024. Its totient is φ = 113220984.

The previous prime is 226561843. The next prime is 226561849. The reversal of 226561844 is 448165622.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 226561798 and 226561807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226561843) 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, 5864 + ... + 22079.

It is an arithmetic number, because the mean of its divisors is an integer number (33057752).

Almost surely, 2^226561844 is an apocalyptic number.

It is an amenable number.

226561844 is a deficient number, since it is larger than the sum of its proper divisors (170131180).

226561844 is a wasteful number, since it uses less digits than its factorization.

226561844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29974 (or 29972 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 226561844 is about 15051.9714323407. The cubic root of 226561844 is about 609.6242817545.

The spelling of 226561844 in words is "two hundred twenty-six million, five hundred sixty-one thousand, eight hundred forty-four".