5087639 has 2 divisors, whose sum is σ = 5087640. Its totient is φ = 5087638.

The previous prime is 5087633. The next prime is 5087653. The reversal of 5087639 is 9367805.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5087639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5087633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2543819 + 2543820.

It is an arithmetic number, because the mean of its divisors is an integer number (2543820).

Almost surely, 2^5087639 is an apocalyptic number.

5087639 is a deficient number, since it is larger than the sum of its proper divisors (1).

5087639 is an equidigital number, since it uses as much as digits as its factorization.

5087639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 5087639 is about 2255.5795264189. The cubic root of 5087639 is about 171.9908842293.

The spelling of 5087639 in words is "five million, eighty-seven thousand, six hundred thirty-nine".