2552345 has 8 divisors (see below), whose sum is σ = 3072264. Its totient is φ = 2035584.

The previous prime is 2552317. The next prime is 2552357. The reversal of 2552345 is 5432552.

2552345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 143641 + 2408704 = 379^2 + 1552^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2552345 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

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, 1727 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (384033).

2^2552345 is an apocalyptic number.

It is an amenable number.

2552345 is a deficient number, since it is larger than the sum of its proper divisors (519919).

2552345 is a wasteful number, since it uses less digits than its factorization.

2552345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579.

The product of its digits is 6000, while the sum is 26.

The square root of 2552345 is about 1597.6060215210. The cubic root of 2552345 is about 136.6615868295.

Adding to 2552345 its reverse (5432552), we get a palindrome (7984897).

The spelling of 2552345 in words is "two million, five hundred fifty-two thousand, three hundred forty-five".