2253771 has 16 divisors (see below), whose sum is σ = 3596320. Its totient is φ = 1386720.

The previous prime is 2253763. The next prime is 2253773. The reversal of 2253771 is 1773522.

2253771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2253771 - 2³ = 2253763 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2253773) 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 15 ways as a sum of consecutive naturals, for example, 2860 + ... + 3561.

It is an arithmetic number, because the mean of its divisors is an integer number (224770).

2^2253771 is an apocalyptic number.

2253771 is a deficient number, since it is larger than the sum of its proper divisors (1342549).

2253771 is a wasteful number, since it uses less digits than its factorization.

2253771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6443 (or 6437 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 2253771 is about 1501.2564737579. The cubic root of 2253771 is about 131.1102348937.

Subtracting from 2253771 its reverse (1773522), we obtain a square (480249 = 693²).

The spelling of 2253771 in words is "two million, two hundred fifty-three thousand, seven hundred seventy-one".