50736397 has 2 divisors, whose sum is σ = 50736398. Its totient is φ = 50736396.

The previous prime is 50736383. The next prime is 50736409. The reversal of 50736397 is 79363705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38303721 + 12432676 = 6189^2 + 3526^2 .

It is a cyclic number.

It is not a de Polignac number, because 50736397 - 2⁷ = 50736269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50736097) by changing a digit.

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 as a sum of consecutive naturals, namely, 25368198 + 25368199.

It is an arithmetic number, because the mean of its divisors is an integer number (25368199).

Almost surely, 2^50736397 is an apocalyptic number.

It is an amenable number.

50736397 is a deficient number, since it is larger than the sum of its proper divisors (1).

50736397 is an equidigital number, since it uses as much as digits as its factorization.

50736397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 119070, while the sum is 40.

The square root of 50736397 is about 7122.9486169704. The cubic root of 50736397 is about 370.2029492878.

The spelling of 50736397 in words is "fifty million, seven hundred thirty-six thousand, three hundred ninety-seven".