226940823 has 6 divisors (see below), whose sum is σ = 327803424. Its totient is φ = 151293876.

The previous prime is 226940797. The next prime is 226940887. The reversal of 226940823 is 328049622.

226940823 is a `hidden beast` number, since 226 + 9 + 408 + 23 = 666.

It is not a de Polignac number, because 226940823 - 2⁶ = 226940759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226940023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12607815 + ... + 12607832.

It is an arithmetic number, because the mean of its divisors is an integer number (54633904).

Almost surely, 2^226940823 is an apocalyptic number.

226940823 is a deficient number, since it is larger than the sum of its proper divisors (100862601).

226940823 is a wasteful number, since it uses less digits than its factorization.

226940823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25215653 (or 25215650 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 226940823 is about 15064.5551875918. Note that the first 3 decimals coincide. The cubic root of 226940823 is about 609.9640066552.

The spelling of 226940823 in words is "two hundred twenty-six million, nine hundred forty thousand, eight hundred twenty-three".