2694399 has 4 divisors (see below), whose sum is σ = 3592536. Its totient is φ = 1796264.

The previous prime is 2694389. The next prime is 2694401. The reversal of 2694399 is 9934962.

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 2694399 - 2⁴ = 2694383 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 2694399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2694359) 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, 449064 + ... + 449069.

It is an arithmetic number, because the mean of its divisors is an integer number (898134).

2^2694399 is an apocalyptic number.

2694399 is a deficient number, since it is larger than the sum of its proper divisors (898137).

2694399 is an equidigital number, since it uses as much as digits as its factorization.

2694399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898136.

The product of its digits is 104976, while the sum is 42.

The square root of 2694399 is about 1641.4624576883. The cubic root of 2694399 is about 139.1513111690.

The spelling of 2694399 in words is "two million, six hundred ninety-four thousand, three hundred ninety-nine".