226361421 has 48 divisors (see below), whose sum is σ = 404389440. Its totient is φ = 119957760.

The previous prime is 226361413. The next prime is 226361437. The reversal of 226361421 is 124163622.

226361421 is a `hidden beast` number, since 2 + 2 + 636 + 1 + 4 + 21 = 666.

It is not a de Polignac number, because 226361421 - 2³ = 226361413 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226361921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19825 + ... + 29081.

It is an arithmetic number, because the mean of its divisors is an integer number (8424780).

Almost surely, 2^226361421 is an apocalyptic number.

It is an amenable number.

226361421 is a deficient number, since it is larger than the sum of its proper divisors (178028019).

226361421 is a wasteful number, since it uses less digits than its factorization.

226361421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9306 (or 9303 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 226361421 is about 15045.3122599699. The cubic root of 226361421 is about 609.4444651067. Note that the first 4 decimals are identical.

The spelling of 226361421 in words is "two hundred twenty-six million, three hundred sixty-one thousand, four hundred twenty-one".