2806630 has 32 divisors (see below), whose sum is σ = 5287680. Its totient is φ = 1071840.

The previous prime is 2806619. The next prime is 2806651. The reversal of 2806630 is 366082.

It is a junction number, because it is equal to n+sod(n) for n = 2806595 and 2806604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39495 + ... + 39565.

It is an arithmetic number, because the mean of its divisors is an integer number (165240).

2^2806630 is an apocalyptic number.

2806630 is a deficient number, since it is larger than the sum of its proper divisors (2481050).

2806630 is a wasteful number, since it uses less digits than its factorization.

2806630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2806630 is about 1675.2999731391. The cubic root of 2806630 is about 141.0571335955.

The spelling of 2806630 in words is "two million, eight hundred six thousand, six hundred thirty".