50864321 has 2 divisors, whose sum is σ = 50864322. Its totient is φ = 50864320.

The previous prime is 50864299. The next prime is 50864353. The reversal of 50864321 is 12346805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28206721 + 22657600 = 5311^2 + 4760^2 .

It is a cyclic number.

It is not a de Polignac number, because 50864321 - 2¹⁸ = 50602177 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50864371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25432160 + 25432161.

It is an arithmetic number, because the mean of its divisors is an integer number (25432161).

Almost surely, 2^50864321 is an apocalyptic number.

It is an amenable number.

50864321 is a deficient number, since it is larger than the sum of its proper divisors (1).

50864321 is an equidigital number, since it uses as much as digits as its factorization.

50864321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 50864321 is about 7131.9226720429. The cubic root of 50864321 is about 370.5138247060.

The spelling of 50864321 in words is "fifty million, eight hundred sixty-four thousand, three hundred twenty-one".