50423491 has 2 divisors, whose sum is σ = 50423492. Its totient is φ = 50423490.

The previous prime is 50423449. The next prime is 50423497. The reversal of 50423491 is 19432405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50423491 - 2¹⁷ = 50292419 is a prime.

It is not a weakly prime, because it can be changed into another prime (50423497) 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, 25211745 + 25211746.

It is an arithmetic number, because the mean of its divisors is an integer number (25211746).

Almost surely, 2^50423491 is an apocalyptic number.

50423491 is a deficient number, since it is larger than the sum of its proper divisors (1).

50423491 is an equidigital number, since it uses as much as digits as its factorization.

50423491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 50423491 is about 7100.9500068653. The cubic root of 50423491 is about 369.4403298985.

Adding to 50423491 its reverse (19432405), we get a palindrome (69855896).

The spelling of 50423491 in words is "fifty million, four hundred twenty-three thousand, four hundred ninety-one".