506703893 has 2 divisors, whose sum is σ = 506703894. Its totient is φ = 506703892.

The previous prime is 506703829. The next prime is 506703917. The reversal of 506703893 is 398307605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 396726724 + 109977169 = 19918^2 + 10487^2 .

It is a cyclic number.

It is not a de Polignac number, because 506703893 - 2⁶ = 506703829 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506703893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (506703803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253351946 + 253351947.

It is an arithmetic number, because the mean of its divisors is an integer number (253351947).

Almost surely, 2^506703893 is an apocalyptic number.

It is an amenable number.

506703893 is a deficient number, since it is larger than the sum of its proper divisors (1).

506703893 is an equidigital number, since it uses as much as digits as its factorization.

506703893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 506703893 is about 22510.0842512861. The cubic root of 506703893 is about 797.2320450143.

The spelling of 506703893 in words is "five hundred six million, seven hundred three thousand, eight hundred ninety-three".