500055047 has 4 divisors (see below), whose sum is σ = 502201440. Its totient is φ = 497908656.

The previous prime is 500055013. The next prime is 500055067. The reversal of 500055047 is 740550005.

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

It is a cyclic number.

It is not a de Polignac number, because 500055047 - 2¹² = 500050951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500055067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1072847 + ... + 1073312.

It is an arithmetic number, because the mean of its divisors is an integer number (125550360).

Almost surely, 2^500055047 is an apocalyptic number.

500055047 is a deficient number, since it is larger than the sum of its proper divisors (2146393).

500055047 is a wasteful number, since it uses less digits than its factorization.

500055047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2146392.

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 500055047 is about 22361.9106294610. The cubic root of 500055047 is about 793.7296521372.

The spelling of 500055047 in words is "five hundred million, fifty-five thousand, forty-seven".