2642259 has 16 divisors (see below), whose sum is σ = 3773952. Its totient is φ = 1638528.

The previous prime is 2642257. The next prime is 2642287. The reversal of 2642259 is 9522462.

It is not a de Polignac number, because 2642259 - 2¹ = 2642257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2642257) 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, 5002 + ... + 5504.

It is an arithmetic number, because the mean of its divisors is an integer number (235872).

2^2642259 is an apocalyptic number.

2642259 is a deficient number, since it is larger than the sum of its proper divisors (1131693).

2642259 is a wasteful number, since it uses less digits than its factorization.

2642259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626.

The product of its digits is 8640, while the sum is 30.

The square root of 2642259 is about 1625.5026914773. The cubic root of 2642259 is about 138.2478741851.

The spelling of 2642259 in words is "two million, six hundred forty-two thousand, two hundred fifty-nine".