2656344 has 16 divisors (see below), whose sum is σ = 6640920. Its totient is φ = 885440.

The previous prime is 2656337. The next prime is 2656351. The reversal of 2656344 is 4436562.

It is an interprime number because it is at equal distance from previous prime (2656337) and next prime (2656351).

It is a d-powerful number, because it can be written as 2¹⁹ + 6³ + 5⁹ + 6⁴ + 3¹¹ + 4² + 4⁴ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55317 + ... + 55364.

2^2656344 is an apocalyptic number.

2656344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2656344 is an abundant number, since it is smaller than the sum of its proper divisors (3984576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2656344 is a wasteful number, since it uses less digits than its factorization.

2656344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110690 (or 110686 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 2656344 is about 1629.8294389291. The cubic root of 2656344 is about 138.4930900557.

The spelling of 2656344 in words is "two million, six hundred fifty-six thousand, three hundred forty-four".