2653689 has 8 divisors (see below), whose sum is σ = 3583360. Its totient is φ = 1746576.

The previous prime is 2653687. The next prime is 2653697. The reversal of 2653689 is 9863562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2653689 - 2¹ = 2653687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2653681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5362 + ... + 5835.

It is an arithmetic number, because the mean of its divisors is an integer number (447920).

2^2653689 is an apocalyptic number.

It is an amenable number.

2653689 is a deficient number, since it is larger than the sum of its proper divisors (929671).

2653689 is a wasteful number, since it uses less digits than its factorization.

2653689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11279.

The product of its digits is 77760, while the sum is 39.

The square root of 2653689 is about 1629.0147328984. The cubic root of 2653689 is about 138.4469336685.

The spelling of 2653689 in words is "two million, six hundred fifty-three thousand, six hundred eighty-nine".