2309552 has 40 divisors (see below), whose sum is σ = 5419296. Its totient is φ = 930816.

The previous prime is 2309551. The next prime is 2309609. The reversal of 2309552 is 2559032.

2309552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2¹⁶ + 3⁸ + 0 + 9⁴ + 5⁶ + 5⁹ + 2¹⁸ .

It is not an unprimeable number, because it can be changed into a prime (2309551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298 + ... + 2510.

2^2309552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2309552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2709648).

2309552 is an abundant number, since it is smaller than the sum of its proper divisors (3109744).

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

2309552 is a wasteful number, since it uses less digits than its factorization.

2309552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245 (or 1239 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 2309552 is about 1519.7210270309. The cubic root of 2309552 is about 132.1830945537.

The spelling of 2309552 in words is "two million, three hundred nine thousand, five hundred fifty-two".