50372261 has 2 divisors, whose sum is σ = 50372262. Its totient is φ = 50372260.

The previous prime is 50372233. The next prime is 50372269. The reversal of 50372261 is 16227305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49084036 + 1288225 = 7006^2 + 1135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50372261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50372261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50372269) 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, 25186130 + 25186131.

It is an arithmetic number, because the mean of its divisors is an integer number (25186131).

Almost surely, 2^50372261 is an apocalyptic number.

It is an amenable number.

50372261 is a deficient number, since it is larger than the sum of its proper divisors (1).

50372261 is an equidigital number, since it uses as much as digits as its factorization.

50372261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 50372261 is about 7097.3418263460. The cubic root of 50372261 is about 369.3151710287.

Adding to 50372261 its reverse (16227305), we get a palindrome (66599566).

The spelling of 50372261 in words is "fifty million, three hundred seventy-two thousand, two hundred sixty-one".