506347442 has 16 divisors (see below), whose sum is σ = 780830232. Its totient is φ = 246084480.

The previous prime is 506347423. The next prime is 506347477. The reversal of 506347442 is 244743605.

It can be written as a sum of positive squares in 4 ways, for example, as 499477801 + 6869641 = 22349^2 + 2621^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86942 + ... + 92582.

Almost surely, 2^506347442 is an apocalyptic number.

506347442 is a deficient number, since it is larger than the sum of its proper divisors (274482790).

506347442 is a wasteful number, since it uses less digits than its factorization.

506347442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6893.

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 506347442 is about 22502.1652735909. The cubic root of 506347442 is about 797.0450582121.

The spelling of 506347442 in words is "five hundred six million, three hundred forty-seven thousand, four hundred forty-two".