2749998 has 8 divisors (see below), whose sum is σ = 5500008. Its totient is φ = 916664.

The previous prime is 2749991. The next prime is 2750021. The reversal of 2749998 is 8999472.

It is a happy number.

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

2749998 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2749991) by changing a digit.

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, 229161 + ... + 229172.

It is an arithmetic number, because the mean of its divisors is an integer number (687501).

2^2749998 is an apocalyptic number.

2749998 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.

2749998 is a wasteful number, since it uses less digits than its factorization.

2749998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458338.

The product of its digits is 326592, while the sum is 48.

The square root of 2749998 is about 1658.3117921549. The cubic root of 2749998 is about 140.1019325686.

The spelling of 2749998 in words is "two million, seven hundred forty-nine thousand, nine hundred ninety-eight".