2653244 has 24 divisors (see below), whose sum is σ = 5177088. Its totient is φ = 1179440.

The previous prime is 2653237. The next prime is 2653249. The reversal of 2653244 is 4423562.

2653244 = T₆₅ + T₆₆ + ... + T₂₅₂.

2653244 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 2¹³ + 6 + 5 + 3¹² + 2²¹ + 4³ + 4⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2653249) 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, 1427 + ... + 2709.

It is an arithmetic number, because the mean of its divisors is an integer number (215712).

2^2653244 is an apocalyptic number.

It is an amenable number.

2653244 is a deficient number, since it is larger than the sum of its proper divisors (2523844).

2653244 is a wasteful number, since it uses less digits than its factorization.

2653244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345 (or 1343 counting only the distinct ones).

The product of its digits is 5760, while the sum is 26.

The square root of 2653244 is about 1628.8781415441. The cubic root of 2653244 is about 138.4391944635.

The spelling of 2653244 in words is "two million, six hundred fifty-three thousand, two hundred forty-four".