50943869 has 2 divisors, whose sum is σ = 50943870. Its totient is φ = 50943868.

The previous prime is 50943859. The next prime is 50943961. The reversal of 50943869 is 96834905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36602500 + 14341369 = 6050^2 + 3787^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50943869 is a prime.

It is a super-2 number, since 2×50943869² = 5190555577378322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50943859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25471934 + 25471935.

It is an arithmetic number, because the mean of its divisors is an integer number (25471935).

Almost surely, 2^50943869 is an apocalyptic number.

It is an amenable number.

50943869 is a deficient number, since it is larger than the sum of its proper divisors (1).

50943869 is an equidigital number, since it uses as much as digits as its factorization.

50943869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 50943869 is about 7137.4973905424. The cubic root of 50943869 is about 370.7068760869.

The spelling of 50943869 in words is "fifty million, nine hundred forty-three thousand, eight hundred sixty-nine".