2253171 has 4 divisors (see below), whose sum is σ = 3004232. Its totient is φ = 1502112.

The previous prime is 2253169. The next prime is 2253179. The reversal of 2253171 is 1713522.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2253171 - 2¹ = 2253169 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375526 + ... + 375531.

It is an arithmetic number, because the mean of its divisors is an integer number (751058).

2^2253171 is an apocalyptic number.

2253171 is a deficient number, since it is larger than the sum of its proper divisors (751061).

2253171 is an equidigital number, since it uses as much as digits as its factorization.

2253171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751060.

The product of its digits is 420, while the sum is 21.

The square root of 2253171 is about 1501.0566278459. The cubic root of 2253171 is about 131.0985991178.

Adding to 2253171 its reverse (1713522), we get a palindrome (3966693).

The spelling of 2253171 in words is "two million, two hundred fifty-three thousand, one hundred seventy-one".