51882637 has 2 divisors, whose sum is σ = 51882638. Its totient is φ = 51882636.

The previous prime is 51882631. The next prime is 51882643. The reversal of 51882637 is 73628815.

It is a balanced prime because it is at equal distance from previous prime (51882631) and next prime (51882643).

It can be written as a sum of positive squares in only one way, i.e., 29877156 + 22005481 = 5466^2 + 4691^2 .

It is a cyclic number.

It is not a de Polignac number, because 51882637 - 2³ = 51882629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51882637.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51882631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25941318 + 25941319.

It is an arithmetic number, because the mean of its divisors is an integer number (25941319).

Almost surely, 2^51882637 is an apocalyptic number.

It is an amenable number.

51882637 is a deficient number, since it is larger than the sum of its proper divisors (1).

51882637 is an equidigital number, since it uses as much as digits as its factorization.

51882637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 40.

The square root of 51882637 is about 7202.9602942124. The cubic root of 51882637 is about 372.9700972945.

The spelling of 51882637 in words is "fifty-one million, eight hundred eighty-two thousand, six hundred thirty-seven".