51967226 has 4 divisors (see below), whose sum is σ = 77950842. Its totient is φ = 25983612.

The previous prime is 51967211. The next prime is 51967229. The reversal of 51967226 is 62276915.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 39000025 + 12967201 = 6245^2 + 3601^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51967226.

It is not an unprimeable number, because it can be changed into a prime (51967229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12991805 + ... + 12991808.

Almost surely, 2^51967226 is an apocalyptic number.

51967226 is a deficient number, since it is larger than the sum of its proper divisors (25983616).

51967226 is a wasteful number, since it uses less digits than its factorization.

51967226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25983615.

The product of its digits is 45360, while the sum is 38.

The square root of 51967226 is about 7208.8297247195. The cubic root of 51967226 is about 373.1726829703.

The spelling of 51967226 in words is "fifty-one million, nine hundred sixty-seven thousand, two hundred twenty-six".