506348643 has 8 divisors (see below), whose sum is σ = 675241488. Its totient is φ = 337510784.

The previous prime is 506348603. The next prime is 506348669. The reversal of 506348643 is 346843605.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 506348643 - 2⁹ = 506348131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (506348603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18655 + ... + 36887.

It is an arithmetic number, because the mean of its divisors is an integer number (84405186).

Almost surely, 2^506348643 is an apocalyptic number.

506348643 is a deficient number, since it is larger than the sum of its proper divisors (168892845).

506348643 is a wasteful number, since it uses less digits than its factorization.

506348643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27493.

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 506348643 is about 22502.1919598958. The cubic root of 506348643 is about 797.0456883791.

The spelling of 506348643 in words is "five hundred six million, three hundred forty-eight thousand, six hundred forty-three".