5018791 has 16 divisors (see below), whose sum is σ = 5581440. Its totient is φ = 4492800.

The previous prime is 5018789. The next prime is 5018803. The reversal of 5018791 is 1978105.

5018791 = 171² + 172² + ... + 271².

It is a cyclic number.

It is not a de Polignac number, because 5018791 - 2¹ = 5018789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5018701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49641 + ... + 49741.

It is an arithmetic number, because the mean of its divisors is an integer number (348840).

Almost surely, 2^5018791 is an apocalyptic number.

5018791 is a deficient number, since it is larger than the sum of its proper divisors (562649).

5018791 is a wasteful number, since it uses less digits than its factorization.

5018791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234.

The product of its (nonzero) digits is 2520, while the sum is 31.

The square root of 5018791 is about 2240.2658324404. The cubic root of 5018791 is about 171.2115412598.

The spelling of 5018791 in words is "five million, eighteen thousand, seven hundred ninety-one".