51337226 has 8 divisors (see below), whose sum is σ = 77124324. Its totient is φ = 25629120.

The previous prime is 51337217. The next prime is 51337267. The reversal of 51337226 is 62273315.

It is a Cunningham number, because it is equal to 7165²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 51337225 + 1 = 7165^2 + 1^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18095 + ... + 20738.

Almost surely, 2^51337226 is an apocalyptic number.

51337226 is a deficient number, since it is larger than the sum of its proper divisors (25787098).

51337226 is a wasteful number, since it uses less digits than its factorization.

51337226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39496.

The product of its digits is 7560, while the sum is 29.

The square root of 51337226 is about 7165.0000697837. Note that the first 4 decimals coincide. The cubic root of 51337226 is about 371.6585538077.

The spelling of 51337226 in words is "fifty-one million, three hundred thirty-seven thousand, two hundred twenty-six".