50726399 has 2 divisors, whose sum is σ = 50726400. Its totient is φ = 50726398.

The previous prime is 50726393. The next prime is 50726411. The reversal of 50726399 is 99362705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50726399 - 2¹² = 50722303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50726393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25363199 + 25363200.

It is an arithmetic number, because the mean of its divisors is an integer number (25363200).

Almost surely, 2^50726399 is an apocalyptic number.

50726399 is a deficient number, since it is larger than the sum of its proper divisors (1).

50726399 is an equidigital number, since it uses as much as digits as its factorization.

50726399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 50726399 is about 7122.2467662950. The cubic root of 50726399 is about 370.1786305708.

The spelling of 50726399 in words is "fifty million, seven hundred twenty-six thousand, three hundred ninety-nine".