4918539 has 4 divisors (see below), whose sum is σ = 6558056. Its totient is φ = 3279024.

The previous prime is 4918519. The next prime is 4918541. The reversal of 4918539 is 9358194.

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

It is not a de Polignac number, because 4918539 - 2⁷ = 4918411 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4918497 and 4918506.

It is not an unprimeable number, because it can be changed into a prime (4918519) 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, 819754 + ... + 819759.

It is an arithmetic number, because the mean of its divisors is an integer number (1639514).

Almost surely, 2^4918539 is an apocalyptic number.

4918539 is a deficient number, since it is larger than the sum of its proper divisors (1639517).

4918539 is a wasteful number, since it uses less digits than its factorization.

4918539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1639516.

The product of its digits is 38880, while the sum is 39.

The square root of 4918539 is about 2217.7779419951. Note that the first 3 decimals coincide. The cubic root of 4918539 is about 170.0638629725.

The spelling of 4918539 in words is "four million, nine hundred eighteen thousand, five hundred thirty-nine".