2634665 has 8 divisors (see below), whose sum is σ = 3449088. Its totient is φ = 1916080.

The previous prime is 2634649. The next prime is 2634689. The reversal of 2634665 is 5664362.

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

It is not a de Polignac number, because 2634665 - 2⁴ = 2634649 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23897 + ... + 24006.

It is an arithmetic number, because the mean of its divisors is an integer number (431136).

2^2634665 is an apocalyptic number.

It is an amenable number.

2634665 is a deficient number, since it is larger than the sum of its proper divisors (814423).

2634665 is a wasteful number, since it uses less digits than its factorization.

2634665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47919.

The product of its digits is 25920, while the sum is 32.

The square root of 2634665 is about 1623.1651179101. The cubic root of 2634665 is about 138.1153030600.

The spelling of 2634665 in words is "two million, six hundred thirty-four thousand, six hundred sixty-five".