2698224 has 40 divisors (see below), whose sum is σ = 7082880. Its totient is φ = 884928.

The previous prime is 2698217. The next prime is 2698229. The reversal of 2698224 is 4228962.

2698224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2698229) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2797 + ... + 3635.

It is an arithmetic number, because the mean of its divisors is an integer number (177072).

2^2698224 is an apocalyptic number.

2698224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2698224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3541440).

2698224 is an abundant number, since it is smaller than the sum of its proper divisors (4384656).

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

2698224 is a wasteful number, since it uses less digits than its factorization.

2698224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917 (or 911 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 2698224 is about 1642.6271640272. The cubic root of 2698224 is about 139.2171269718.

The spelling of 2698224 in words is "two million, six hundred ninety-eight thousand, two hundred twenty-four".