2132224 has 18 divisors (see below), whose sum is σ = 4256630. Its totient is φ = 1065984.

The previous prime is 2132213. The next prime is 2132231. The reversal of 2132224 is 4222312.

It can be written as a sum of positive squares in only one way, i.e., 1440000 + 692224 = 1200^2 + 832^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a d-powerful number, because it can be written as 2³ + 1 + 3⁵ + 2¹¹ + 2¹⁵ + 2²¹ + 4 .

It is a junction number, because it is equal to n+sod(n) for n = 2132198 and 2132207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3909 + ... + 4420.

2^2132224 is an apocalyptic number.

It is an amenable number.

2132224 is a deficient number, since it is larger than the sum of its proper divisors (2124406).

2132224 is an frugal number, since it uses more digits than its factorization.

2132224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8345 (or 8331 counting only the distinct ones).

The product of its digits is 192, while the sum is 16.

The square root of 2132224 is about 1460.2136829930. The cubic root of 2132224 is about 128.7096005462.

Adding to 2132224 its reverse (4222312), we get a palindrome (6354536).

The spelling of 2132224 in words is "two million, one hundred thirty-two thousand, two hundred twenty-four".