51826937 has 2 divisors, whose sum is σ = 51826938. Its totient is φ = 51826936.

The previous prime is 51826933. The next prime is 51826939. The reversal of 51826937 is 73962815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51782416 + 44521 = 7196^2 + 211^2 .

It is a cyclic number.

It is not a de Polignac number, because 51826937 - 2² = 51826933 is a prime.

Together with 51826939, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 51826894 and 51826903.

It is not a weakly prime, because it can be changed into another prime (51826933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25913468 + 25913469.

It is an arithmetic number, because the mean of its divisors is an integer number (25913469).

Almost surely, 2^51826937 is an apocalyptic number.

It is an amenable number.

51826937 is a deficient number, since it is larger than the sum of its proper divisors (1).

51826937 is an equidigital number, since it uses as much as digits as its factorization.

51826937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 51826937 is about 7199.0927900674. The cubic root of 51826937 is about 372.8365788101.

The spelling of 51826937 in words is "fifty-one million, eight hundred twenty-six thousand, nine hundred thirty-seven".