2682638 has 16 divisors (see below), whose sum is σ = 4652640. Its totient is φ = 1136256.

The previous prime is 2682623. The next prime is 2682649. The reversal of 2682638 is 8362862.

It is a junction number, because it is equal to n+sod(n) for n = 2682598 and 2682607.

It is a congruent 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, 170 + ... + 2322.

It is an arithmetic number, because the mean of its divisors is an integer number (290790).

2^2682638 is an apocalyptic number.

2682638 is a deficient number, since it is larger than the sum of its proper divisors (1970002).

2682638 is a wasteful number, since it uses less digits than its factorization.

2682638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251.

The product of its digits is 27648, while the sum is 35.

The square root of 2682638 is about 1637.8760636874. The cubic root of 2682638 is about 138.9485515995.

The spelling of 2682638 in words is "two million, six hundred eighty-two thousand, six hundred thirty-eight".