506706026 has 4 divisors (see below), whose sum is σ = 760059042. Its totient is φ = 253353012.

The previous prime is 506705977. The next prime is 506706043. The reversal of 506706026 is 620607605.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 309724801 + 196981225 = 17599^2 + 14035^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 506705983 and 506706001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126676505 + ... + 126676508.

Almost surely, 2^506706026 is an apocalyptic number.

506706026 is a deficient number, since it is larger than the sum of its proper divisors (253353016).

506706026 is a wasteful number, since it uses less digits than its factorization.

506706026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253353015.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 506706026 is about 22510.1316300016. The cubic root of 506706026 is about 797.2331636778.

It can be divided in two parts, 50 and 6706026, that added together give a palindrome (6706076).

The spelling of 506706026 in words is "five hundred six million, seven hundred six thousand, twenty-six".