2553343 has 8 divisors (see below), whose sum is σ = 2797200. Its totient is φ = 2316288.

The previous prime is 2553337. The next prime is 2553347. The reversal of 2553343 is 3433552.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-2553343 is a prime.

It is a d-powerful number, because it can be written as 2⁵ + 5⁵ + 5⁹ + 3 + 3⁴ + 4⁸ + 3¹² .

It is a Duffinian number.

2553343 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898 + ... + 2431.

It is an arithmetic number, because the mean of its divisors is an integer number (349650).

2^2553343 is an apocalyptic number.

2553343 is a deficient number, since it is larger than the sum of its proper divisors (243857).

2553343 is a wasteful number, since it uses less digits than its factorization.

2553343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401.

The product of its digits is 5400, while the sum is 25.

The square root of 2553343 is about 1597.9183333325. The cubic root of 2553343 is about 136.6793966594.

Adding to 2553343 its reverse (3433552), we get a palindrome (5986895).

The spelling of 2553343 in words is "two million, five hundred fifty-three thousand, three hundred forty-three".