2220794 has 4 divisors (see below), whose sum is σ = 3331194. Its totient is φ = 1110396.

The previous prime is 2220787. The next prime is 2220839. The reversal of 2220794 is 4970222.

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., 1923769 + 297025 = 1387^2 + 545^2 .

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, 555197 + ... + 555200.

2^2220794 is an apocalyptic number.

2220794 is a deficient number, since it is larger than the sum of its proper divisors (1110400).

2220794 is a wasteful number, since it uses less digits than its factorization.

2220794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110399.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2220794 is about 1490.2328677089. The cubic root of 2220794 is about 130.4676255428.

The spelling of 2220794 in words is "two million, two hundred twenty thousand, seven hundred ninety-four".