2552444 has 12 divisors (see below), whose sum is σ = 4507104. Its totient is φ = 1264704.

The previous prime is 2552413. The next prime is 2552449. The reversal of 2552444 is 4442552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552449) 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 in 3 ways as a sum of consecutive naturals, for example, 2372 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (375592).

2^2552444 is an apocalyptic number.

It is an amenable number.

2552444 is a deficient number, since it is larger than the sum of its proper divisors (1954660).

2552444 is a wasteful number, since it uses less digits than its factorization.

2552444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5764 (or 5762 counting only the distinct ones).

The product of its digits is 6400, while the sum is 26.

The square root of 2552444 is about 1597.6370050797. The cubic root of 2552444 is about 136.6633537435.

Adding to 2552444 its reverse (4442552), we get a palindrome (6994996).

The spelling of 2552444 in words is "two million, five hundred fifty-two thousand, four hundred forty-four".