2799224 has 8 divisors (see below), whose sum is σ = 5248560. Its totient is φ = 1399608.

The previous prime is 2799221. The next prime is 2799233. The reversal of 2799224 is 4229972.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×2799224³ = 65801260613433334272, which contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2799221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174944 + ... + 174959.

It is an arithmetic number, because the mean of its divisors is an integer number (656070).

2^2799224 is an apocalyptic number.

It is an amenable number.

2799224 is a deficient number, since it is larger than the sum of its proper divisors (2449336).

2799224 is a wasteful number, since it uses less digits than its factorization.

2799224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349909 (or 349905 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 2799224 is about 1673.0881626501. The cubic root of 2799224 is about 140.9329527149.

The spelling of 2799224 in words is "two million, seven hundred ninety-nine thousand, two hundred twenty-four".