2223752 has 16 divisors (see below), whose sum is σ = 4190940. Its totient is φ = 1106176.

The previous prime is 2223743. The next prime is 2223757. The reversal of 2223752 is 2573222.

It can be written as a sum of positive squares in 2 ways, for example, as 2172676 + 51076 = 1474^2 + 226^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1268 + ... + 2460.

2^2223752 is an apocalyptic number.

It is an amenable number.

2223752 is a deficient number, since it is larger than the sum of its proper divisors (1967188).

2223752 is a wasteful number, since it uses less digits than its factorization.

2223752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432 (or 1428 counting only the distinct ones).

The product of its digits is 1680, while the sum is 23.

The square root of 2223752 is about 1491.2249997904. The cubic root of 2223752 is about 130.5255255580.

Adding to 2223752 its reverse (2573222), we get a palindrome (4796974).

The spelling of 2223752 in words is "two million, two hundred twenty-three thousand, seven hundred fifty-two".