2689395 has 16 divisors (see below), whose sum is σ = 4408992. Its totient is φ = 1399040.

The previous prime is 2689391. The next prime is 2689399. The reversal of 2689395 is 5939862.

It is an interprime number because it is at equal distance from previous prime (2689391) and next prime (2689399).

It is not a de Polignac number, because 2689395 - 2² = 2689391 is a prime.

2689395 is a lucky number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2689391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1572 + ... + 2801.

It is an arithmetic number, because the mean of its divisors is an integer number (275562).

2^2689395 is an apocalyptic number.

2689395 is a deficient number, since it is larger than the sum of its proper divisors (1719597).

2689395 is a wasteful number, since it uses less digits than its factorization.

2689395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422.

The product of its digits is 116640, while the sum is 42.

The square root of 2689395 is about 1639.9374988090. The cubic root of 2689395 is about 139.0651144987.

The spelling of 2689395 in words is "two million, six hundred eighty-nine thousand, three hundred ninety-five".