2722298 has 4 divisors (see below), whose sum is σ = 4083450. Its totient is φ = 1361148.

The previous prime is 2722273. The next prime is 2722309. The reversal of 2722298 is 8922272.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1708249 + 1014049 = 1307^2 + 1007^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 680573 + ... + 680576.

2^2722298 is an apocalyptic number.

2722298 is a deficient number, since it is larger than the sum of its proper divisors (1361152).

2722298 is a wasteful number, since it uses less digits than its factorization.

2722298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361151.

The product of its digits is 8064, while the sum is 32.

The square root of 2722298 is about 1649.9387867433. The cubic root of 2722298 is about 139.6299410605.

The spelling of 2722298 in words is "two million, seven hundred twenty-two thousand, two hundred ninety-eight".