2798747 has 8 divisors (see below), whose sum is σ = 3242976. Its totient is φ = 2365632.

The previous prime is 2798743. The next prime is 2798759. The reversal of 2798747 is 7478972.

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

It is a cyclic number.

It is not a de Polignac number, because 2798747 - 2² = 2798743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2798698 and 2798707.

It is not an unprimeable number, because it can be changed into a prime (2798743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2228 + ... + 3249.

It is an arithmetic number, because the mean of its divisors is an integer number (405372).

2^2798747 is an apocalyptic number.

2798747 is a deficient number, since it is larger than the sum of its proper divisors (444229).

2798747 is an equidigital number, since it uses as much as digits as its factorization.

2798747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5557.

The product of its digits is 197568, while the sum is 44.

The square root of 2798747 is about 1672.9456058103. The cubic root of 2798747 is about 140.9249470632.

The spelling of 2798747 in words is "two million, seven hundred ninety-eight thousand, seven hundred forty-seven".