2239798 has 16 divisors (see below), whose sum is σ = 3727440. Its totient is φ = 1000800.

The previous prime is 2239793. The next prime is 2239807. The reversal of 2239798 is 8979322.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 3⁵ + 9 + 7⁴ + 9³ + 8⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 2239798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239793) 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, 508 + ... + 2176.

It is an arithmetic number, because the mean of its divisors is an integer number (232965).

2^2239798 is an apocalyptic number.

2239798 is a deficient number, since it is larger than the sum of its proper divisors (1487642).

2239798 is a wasteful number, since it uses less digits than its factorization.

2239798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1743.

The product of its digits is 54432, while the sum is 40.

The square root of 2239798 is about 1496.5954697245. The cubic root of 2239798 is about 130.8387192215.

The spelling of 2239798 in words is "two million, two hundred thirty-nine thousand, seven hundred ninety-eight".