226972838 has 4 divisors (see below), whose sum is σ = 340459260. Its totient is φ = 113486418.

The previous prime is 226972829. The next prime is 226972849. The reversal of 226972838 is 838279622.

226972838 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 226972792 and 226972801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56743208 + ... + 56743211.

It is an arithmetic number, because the mean of its divisors is an integer number (85114815).

Almost surely, 2^226972838 is an apocalyptic number.

226972838 is a deficient number, since it is larger than the sum of its proper divisors (113486422).

226972838 is a wasteful number, since it uses less digits than its factorization.

226972838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113486421.

The product of its digits is 580608, while the sum is 47.

The square root of 226972838 is about 15065.6177437236. The cubic root of 226972838 is about 609.9926882578.

The spelling of 226972838 in words is "two hundred twenty-six million, nine hundred seventy-two thousand, eight hundred thirty-eight".