2783398 has 8 divisors (see below), whose sum is σ = 4186080. Its totient is φ = 1388040.

The previous prime is 2783377. The next prime is 2783411. The reversal of 2783398 is 8933872.

It is a happy number.

2783398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2783398.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753 + ... + 2476.

It is an arithmetic number, because the mean of its divisors is an integer number (523260).

2^2783398 is an apocalyptic number.

2783398 is a deficient number, since it is larger than the sum of its proper divisors (1402682).

2783398 is a wasteful number, since it uses less digits than its factorization.

2783398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662.

The product of its digits is 72576, while the sum is 40.

The square root of 2783398 is about 1668.3518813488. The cubic root of 2783398 is about 140.6668525962. Note that the first 3 decimals are identical.

The spelling of 2783398 in words is "two million, seven hundred eighty-three thousand, three hundred ninety-eight".