2642268 has 12 divisors (see below), whose sum is σ = 6165320. Its totient is φ = 880752.

The previous prime is 2642257. The next prime is 2642287. The reversal of 2642268 is 8622462.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110083 + ... + 110106.

2^2642268 is an apocalyptic number.

It is an amenable number.

2642268 is an abundant number, since it is smaller than the sum of its proper divisors (3523052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2642268 is a wasteful number, since it uses less digits than its factorization.

2642268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220196 (or 220194 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 2642268 is about 1625.5054598493. The cubic root of 2642268 is about 138.2480311505.

The spelling of 2642268 in words is "two million, six hundred forty-two thousand, two hundred sixty-eight".