2997798 has 8 divisors (see below), whose sum is σ = 5995608. Its totient is φ = 999264.

The previous prime is 2997779. The next prime is 2997811. The reversal of 2997798 is 8977992.

It is a happy number.

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

2997798 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2997798.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249811 + ... + 249822.

It is an arithmetic number, because the mean of its divisors is an integer number (749451).

2^2997798 is an apocalyptic number.

2997798 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2997798 is a wasteful number, since it uses less digits than its factorization.

2997798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499638.

The product of its digits is 571536, while the sum is 51.

The square root of 2997798 is about 1731.4150282356. The cubic root of 2997798 is about 144.1896613542.

The spelling of 2997798 in words is "two million, nine hundred ninety-seven thousand, seven hundred ninety-eight".