2652869 has 4 divisors (see below), whose sum is σ = 2666400. Its totient is φ = 2639340.

The previous prime is 2652847. The next prime is 2652883. The reversal of 2652869 is 9682562.

2652869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2652869 - 2²⁰ = 1604293 is a prime.

It is a super-2 number, since 2×2652869² = 14075427862322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2652269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6467 + ... + 6864.

It is an arithmetic number, because the mean of its divisors is an integer number (666600).

2^2652869 is an apocalyptic number.

It is an amenable number.

2652869 is a deficient number, since it is larger than the sum of its proper divisors (13531).

2652869 is a wasteful number, since it uses less digits than its factorization.

2652869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13530.

The product of its digits is 51840, while the sum is 38.

The square root of 2652869 is about 1628.7630275764. The cubic root of 2652869 is about 138.4326719896.

The spelling of 2652869 in words is "two million, six hundred fifty-two thousand, eight hundred sixty-nine".