4847639 has 2 divisors, whose sum is σ = 4847640. Its totient is φ = 4847638.

The previous prime is 4847621. The next prime is 4847653. The reversal of 4847639 is 9367484.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4847639 - 2¹⁶ = 4782103 is a prime.

It is a d-powerful number, because it can be written as 4 + 8⁵ + 4⁶ + 7³ + 6⁵ + 3⁹ + 9⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 4847596 and 4847605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4847659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2423819 + 2423820.

It is an arithmetic number, because the mean of its divisors is an integer number (2423820).

Almost surely, 2^4847639 is an apocalyptic number.

4847639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4847639 is an equidigital number, since it uses as much as digits as its factorization.

4847639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The square root of 4847639 is about 2201.7354518652. The cubic root of 4847639 is about 169.2427565306.

The spelling of 4847639 in words is "four million, eight hundred forty-seven thousand, six hundred thirty-nine".