2699039 has 16 divisors (see below), whose sum is σ = 3359808. Its totient is φ = 2115072.

The previous prime is 2699017. The next prime is 2699051. The reversal of 2699039 is 9309962.

It is not a de Polignac number, because 2699039 - 2²⁰ = 1650463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2698993 and 2699011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2699009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4097 + ... + 4709.

It is an arithmetic number, because the mean of its divisors is an integer number (209988).

2^2699039 is an apocalyptic number.

2699039 is a deficient number, since it is larger than the sum of its proper divisors (660769).

2699039 is a wasteful number, since it uses less digits than its factorization.

2699039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its (nonzero) digits is 26244, while the sum is 38.

The square root of 2699039 is about 1642.8752235030. The cubic root of 2699039 is about 139.2311424299.

The spelling of 2699039 in words is "two million, six hundred ninety-nine thousand, thirty-nine".