2799198 has 40 divisors (see below), whose sum is σ = 6455592. Its totient is φ = 905904.

The previous prime is 2799197. The next prime is 2799211. The reversal of 2799198 is 8919972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2799197) 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 19 ways as a sum of consecutive naturals, for example, 5761 + ... + 6227.

2^2799198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2799198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3227796).

2799198 is an abundant number, since it is smaller than the sum of its proper divisors (3656394).

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

2799198 is a wasteful number, since it uses less digits than its factorization.

2799198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518 (or 509 counting only the distinct ones).

The product of its digits is 81648, while the sum is 45.

The square root of 2799198 is about 1673.0803925693. The cubic root of 2799198 is about 140.9325163716.

It can be divided in two parts, 27 and 99198, that added together give a square (99225 = 315²).

The spelling of 2799198 in words is "two million, seven hundred ninety-nine thousand, one hundred ninety-eight".