2840249798 has 8 divisors (see below), whose sum is σ = 4261528992. Its totient is φ = 1419740136.

The previous prime is 2840249779. The next prime is 2840249831. The reversal of 2840249798 is 8979420482.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183065 + ... + 197972.

It is an arithmetic number, because the mean of its divisors is an integer number (532691124).

Almost surely, 2^2840249798 is an apocalyptic number.

2840249798 is a deficient number, since it is larger than the sum of its proper divisors (1421279194).

2840249798 is a wasteful number, since it uses less digits than its factorization.

2840249798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384766.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The square root of 2840249798 is about 53293.9940143352. The cubic root of 2840249798 is about 1416.1812688210.

The spelling of 2840249798 in words is "two billion, eight hundred forty million, two hundred forty-nine thousand, seven hundred ninety-eight".