4526839 has 4 divisors (see below), whose sum is σ = 4649224. Its totient is φ = 4404456.

The previous prime is 4526833. The next prime is 4526843. The reversal of 4526839 is 9386254.

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 4526839 - 2³ = 4526831 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 122347 = 4526839 / (4 + 5 + 2 + 6 + 8 + 3 + 9).

It is a d-powerful number, because it can be written as 4⁸ + 5⁹ + 2¹⁷ + 6⁷ + 8⁷ + 3² + 9 .

It is a Duffinian number.

4526839 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4526798 and 4526807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4526831) 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, 61137 + ... + 61210.

It is an arithmetic number, because the mean of its divisors is an integer number (1162306).

Almost surely, 2^4526839 is an apocalyptic number.

4526839 is a deficient number, since it is larger than the sum of its proper divisors (122385).

4526839 is a wasteful number, since it uses less digits than its factorization.

4526839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122384.

The product of its digits is 51840, while the sum is 37.

The square root of 4526839 is about 2127.6369521138. The cubic root of 4526839 is about 165.4239358630.

The spelling of 4526839 in words is "four million, five hundred twenty-six thousand, eight hundred thirty-nine".