2167224 has 32 divisors (see below), whose sum is σ = 5496720. Its totient is φ = 711936.

The previous prime is 2167189. The next prime is 2167237. The reversal of 2167224 is 4227612.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 2167194 and 2167203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134 + ... + 2370.

2^2167224 is an apocalyptic number.

2167224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2167224 is an abundant number, since it is smaller than the sum of its proper divisors (3329496).

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

2167224 is a wasteful number, since it uses less digits than its factorization.

2167224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319 (or 1315 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 2167224 is about 1472.1494489351. The cubic root of 2167224 is about 129.4100287889.

The spelling of 2167224 in words is "two million, one hundred sixty-seven thousand, two hundred twenty-four".