3644232 has 32 divisors (see below), whose sum is σ = 9158400. Its totient is φ = 1208384.

The previous prime is 3644231. The next prime is 3644237. The reversal of 3644232 is 2324463.

It is a happy number.

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

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 3¹⁰ + 6² + 4⁹ + 4¹⁰ + 2⁷ + 3¹¹ + 2²¹ .

It is not an unprimeable number, because it can be changed into a prime (3644231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7369 + ... + 7847.

It is an arithmetic number, because the mean of its divisors is an integer number (286200).

Almost surely, 2^3644232 is an apocalyptic number.

It is an amenable number.

3644232 is an abundant number, since it is smaller than the sum of its proper divisors (5514168).

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

3644232 is a wasteful number, since it uses less digits than its factorization.

3644232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805 (or 801 counting only the distinct ones).

The product of its digits is 3456, while the sum is 24.

The square root of 3644232 is about 1908.9871660124. The cubic root of 3644232 is about 153.8870257048.

Adding to 3644232 its reverse (2324463), we get a palindrome (5968695).

The spelling of 3644232 in words is "three million, six hundred forty-four thousand, two hundred thirty-two".