226388994 has 16 divisors (see below), whose sum is σ = 487607232. Its totient is φ = 69658128.

The previous prime is 226388969. The next prime is 226388999. The reversal of 226388994 is 499883622.

226388994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (226388999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1451134 + ... + 1451289.

It is an arithmetic number, because the mean of its divisors is an integer number (30475452).

Almost surely, 2^226388994 is an apocalyptic number.

226388994 is an abundant number, since it is smaller than the sum of its proper divisors (261218238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226388994 is a wasteful number, since it uses less digits than its factorization.

226388994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902441.

The product of its digits is 1492992, while the sum is 51.

The square root of 226388994 is about 15046.2285639957. The cubic root of 226388994 is about 609.4692095028.

The spelling of 226388994 in words is "two hundred twenty-six million, three hundred eighty-eight thousand, nine hundred ninety-four".