226321937 has 8 divisors (see below), whose sum is σ = 229797096. Its totient is φ = 222872832.

The previous prime is 226321919. The next prime is 226321961. The reversal of 226321937 is 739123622.

It is a Cunningham number, because it is equal to 15044²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 226321936 = 1^2 + 15044^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226321937 - 2¹² = 226317841 is a prime.

It is a Duffinian number.

226321937 is a modest number, since divided by 321937 gives 226 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 226321897 and 226321906.

It is not an unprimeable number, because it can be changed into a prime (226321237) 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, 11363 + ... + 24119.

It is an arithmetic number, because the mean of its divisors is an integer number (28724637).

Almost surely, 2^226321937 is an apocalyptic number.

It is an amenable number.

226321937 is a deficient number, since it is larger than the sum of its proper divisors (3475159).

226321937 is a wasteful number, since it uses less digits than its factorization.

226321937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13027.

The product of its digits is 27216, while the sum is 35.

The square root of 226321937 is about 15044.0000332358. Note that the first 4 decimals coincide. The cubic root of 226321937 is about 609.4090281134.

The spelling of 226321937 in words is "two hundred twenty-six million, three hundred twenty-one thousand, nine hundred thirty-seven".