5578839 has 24 divisors (see below), whose sum is σ = 9753120. Its totient is φ = 2999808.

The previous prime is 5578831. The next prime is 5578847. The reversal of 5578839 is 9388755.

It is an interprime number because it is at equal distance from previous prime (5578831) and next prime (5578847).

It is not a de Polignac number, because 5578839 - 2³ = 5578831 is a prime.

It is a super-2 number, since 2×5578839² = 62246889175842, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5578794 and 5578803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5578831) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1534 + ... + 3675.

It is an arithmetic number, because the mean of its divisors is an integer number (406380).

Almost surely, 2^5578839 is an apocalyptic number.

5578839 is a deficient number, since it is larger than the sum of its proper divisors (4174281).

5578839 is a wasteful number, since it uses less digits than its factorization.

5578839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5239 (or 5236 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The square root of 5578839 is about 2361.9566041738. The cubic root of 5578839 is about 177.3568401983.

The spelling of 5578839 in words is "five million, five hundred seventy-eight thousand, eight hundred thirty-nine".