2252656 has 20 divisors (see below), whose sum is σ = 4988272. Its totient is φ = 965376.

The previous prime is 2252651. The next prime is 2252681. The reversal of 2252656 is 6562522.

2252656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a d-powerful number, because it can be written as 2⁴ + 2⁶ + 5⁵ + 2¹⁴ + 6 + 5⁹ + 6⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252651) 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 3 ways as a sum of consecutive naturals, for example, 9945 + ... + 10168.

2^2252656 is an apocalyptic number.

It is an amenable number.

2252656 is an abundant number, since it is smaller than the sum of its proper divisors (2735616).

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

2252656 is a wasteful number, since it uses less digits than its factorization.

2252656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20128 (or 20122 counting only the distinct ones).

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

The square root of 2252656 is about 1500.8850722157. The cubic root of 2252656 is about 131.0886100959.

The spelling of 2252656 in words is "two million, two hundred fifty-two thousand, six hundred fifty-six".