4223732 has 6 divisors (see below), whose sum is σ = 7391538. Its totient is φ = 2111864.

The previous prime is 4223717. The next prime is 4223741. The reversal of 4223732 is 2373224.

It can be written as a sum of positive squares in only one way, i.e., 4177936 + 45796 = 2044^2 + 214^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4223698 and 4223707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527963 + ... + 527970.

It is an arithmetic number, because the mean of its divisors is an integer number (1231923).

Almost surely, 2^4223732 is an apocalyptic number.

It is an amenable number.

4223732 is a deficient number, since it is larger than the sum of its proper divisors (3167806).

4223732 is a wasteful number, since it uses less digits than its factorization.

4223732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055937 (or 1055935 counting only the distinct ones).

The product of its digits is 2016, while the sum is 23.

The square root of 4223732 is about 2055.1720122656. The cubic root of 4223732 is about 161.6461820268.

Adding to 4223732 its reverse (2373224), we get a palindrome (6596956).

The spelling of 4223732 in words is "four million, two hundred twenty-three thousand, seven hundred thirty-two".