2798630 has 8 divisors (see below), whose sum is σ = 5037552. Its totient is φ = 1119448.

The previous prime is 2798623. The next prime is 2798639. The reversal of 2798630 is 368972.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2798639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139922 + ... + 139941.

It is an arithmetic number, because the mean of its divisors is an integer number (629694).

2^2798630 is an apocalyptic number.

2798630 is a deficient number, since it is larger than the sum of its proper divisors (2238922).

2798630 is a wasteful number, since it uses less digits than its factorization.

2798630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279870.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2798630 is about 1672.9106371830. The cubic root of 2798630 is about 140.9229832738.

The spelling of 2798630 in words is "two million, seven hundred ninety-eight thousand, six hundred thirty".