137443226 has 16 divisors (see below), whose sum is σ = 217327200. Its totient is φ = 65011248.

The previous prime is 137443217. The next prime is 137443231. The reversal of 137443226 is 622344731.

It is a junction number, because it is equal to n+sod(n) for n = 137443192 and 137443201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29321 + ... + 33683.

It is an arithmetic number, because the mean of its divisors is an integer number (13582950).

Almost surely, 2^137443226 is an apocalyptic number.

137443226 is a deficient number, since it is larger than the sum of its proper divisors (79883974).

137443226 is a wasteful number, since it uses less digits than its factorization.

137443226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5213.

The product of its digits is 24192, while the sum is 32.

The square root of 137443226 is about 11723.6182981194. The cubic root of 137443226 is about 516.0690095592.

Adding to 137443226 its reverse (622344731), we get a palindrome (759787957).

The spelling of 137443226 in words is "one hundred thirty-seven million, four hundred forty-three thousand, two hundred twenty-six".