226968197 has 4 divisors (see below), whose sum is σ = 228327456. Its totient is φ = 225608940.

The previous prime is 226968179. The next prime is 226968223. The reversal of 226968197 is 791869622.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 226968197 - 2⁸ = 226967941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226968097) 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, 679379 + ... + 679712.

It is an arithmetic number, because the mean of its divisors is an integer number (57081864).

Almost surely, 2^226968197 is an apocalyptic number.

It is an amenable number.

226968197 is a deficient number, since it is larger than the sum of its proper divisors (1359259).

226968197 is a wasteful number, since it uses less digits than its factorization.

226968197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359258.

The product of its digits is 653184, while the sum is 50.

The square root of 226968197 is about 15065.4637167264. The cubic root of 226968197 is about 609.9885306452.

It can be divided in two parts, 226968 and 197, that multiplied together give a triangular number (44712696 = T₉₄₅₆).

The spelling of 226968197 in words is "two hundred twenty-six million, nine hundred sixty-eight thousand, one hundred ninety-seven".