2207798 has 4 divisors (see below), whose sum is σ = 3311700. Its totient is φ = 1103898.

The previous prime is 2207791. The next prime is 2207831. The reversal of 2207798 is 8977022.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2207791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551948 + ... + 551951.

It is an arithmetic number, because the mean of its divisors is an integer number (827925).

2^2207798 is an apocalyptic number.

2207798 is a deficient number, since it is larger than the sum of its proper divisors (1103902).

2207798 is a wasteful number, since it uses less digits than its factorization.

2207798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103901.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 2207798 is about 1485.8660774107. The cubic root of 2207798 is about 130.2126303321.

The spelling of 2207798 in words is "two million, two hundred seven thousand, seven hundred ninety-eight".