2608839 has 6 divisors (see below), whose sum is σ = 3768336. Its totient is φ = 1739220.

The previous prime is 2608813. The next prime is 2608847. The reversal of 2608839 is 9388062.

It is not a de Polignac number, because 2608839 - 2⁸ = 2608583 is a prime.

2608839 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2608889) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 144927 + ... + 144944.

It is an arithmetic number, because the mean of its divisors is an integer number (628056).

2^2608839 is an apocalyptic number.

2608839 is a deficient number, since it is larger than the sum of its proper divisors (1159497).

2608839 is a wasteful number, since it uses less digits than its factorization.

2608839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289877 (or 289874 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 2608839 is about 1615.1900816932. The cubic root of 2608839 is about 137.6625339693.

The spelling of 2608839 in words is "two million, six hundred eight thousand, eight hundred thirty-nine".