2892638 has 16 divisors (see below), whose sum is σ = 5007744. Its totient is φ = 1227480.

The previous prime is 2892629. The next prime is 2892649. The reversal of 2892638 is 8362982.

It is a happy number.

2892638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 533 + ... + 2463.

It is an arithmetic number, because the mean of its divisors is an integer number (312984).

2^2892638 is an apocalyptic number.

2892638 is a deficient number, since it is larger than the sum of its proper divisors (2115106).

2892638 is a wasteful number, since it uses less digits than its factorization.

2892638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047.

The product of its digits is 41472, while the sum is 38.

The square root of 2892638 is about 1700.7757053768. The cubic root of 2892638 is about 142.4835397013.

The spelling of 2892638 in words is "two million, eight hundred ninety-two thousand, six hundred thirty-eight".