506846399 has 2 divisors, whose sum is σ = 506846400. Its totient is φ = 506846398.

The previous prime is 506846363. The next prime is 506846411. The reversal of 506846399 is 993648605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506846399 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506846309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253423199 + 253423200.

It is an arithmetic number, because the mean of its divisors is an integer number (253423200).

Almost surely, 2^506846399 is an apocalyptic number.

506846399 is a deficient number, since it is larger than the sum of its proper divisors (1).

506846399 is an equidigital number, since it uses as much as digits as its factorization.

506846399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The square root of 506846399 is about 22513.2494100696. The cubic root of 506846399 is about 797.3067761688.

The spelling of 506846399 in words is "five hundred six million, eight hundred forty-six thousand, three hundred ninety-nine".