2552656 has 10 divisors (see below), whose sum is σ = 4945802. Its totient is φ = 1276320.

The previous prime is 2552653. The next prime is 2552657. The reversal of 2552656 is 6562552.

2552656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2005056 + 547600 = 1416^2 + 740^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552651) 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 as a sum of consecutive naturals, namely, 79755 + ... + 79786.

2^2552656 is an apocalyptic number.

It is an amenable number.

2552656 is a deficient number, since it is larger than the sum of its proper divisors (2393146).

2552656 is a wasteful number, since it uses less digits than its factorization.

2552656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159549 (or 159543 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 2552656 is about 1597.7033516895. The cubic root of 2552656 is about 136.6671372844.

The spelling of 2552656 in words is "two million, five hundred fifty-two thousand, six hundred fifty-six".