2323644 has 24 divisors (see below), whose sum is σ = 5658240. Its totient is φ = 740784.

The previous prime is 2323631. The next prime is 2323669. The reversal of 2323644 is 4463232.

It is a happy number.

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 2⁵ + 3¹² + 2¹⁷ + 3¹³ + 6³ + 4⁵ + 4⁸ .

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, 3934 + ... + 4485.

It is an arithmetic number, because the mean of its divisors is an integer number (235760).

2^2323644 is an apocalyptic number.

It is an amenable number.

2323644 is an abundant number, since it is smaller than the sum of its proper divisors (3334596).

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

2323644 is a wasteful number, since it uses less digits than its factorization.

2323644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8449 (or 8447 counting only the distinct ones).

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

The square root of 2323644 is about 1524.3503534293. The cubic root of 2323644 is about 132.4513931120.

Adding to 2323644 its reverse (4463232), we get a palindrome (6786876).

The spelling of 2323644 in words is "two million, three hundred twenty-three thousand, six hundred forty-four".