2553238 has 4 divisors (see below), whose sum is σ = 3829860. Its totient is φ = 1276618.

The previous prime is 2553233. The next prime is 2553241. The reversal of 2553238 is 8323552.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2¹⁵ + 5⁵ + 5⁹ + 3 + 2¹⁵ + 3¹² + 8 .

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638308 + ... + 638311.

It is an arithmetic number, because the mean of its divisors is an integer number (957465).

2^2553238 is an apocalyptic number.

2553238 is a deficient number, since it is larger than the sum of its proper divisors (1276622).

2553238 is a wasteful number, since it uses less digits than its factorization.

2553238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276621.

The product of its digits is 7200, while the sum is 28.

The square root of 2553238 is about 1597.8854777486. The cubic root of 2553238 is about 136.6775230982.

The spelling of 2553238 in words is "two million, five hundred fifty-three thousand, two hundred thirty-eight".