2253651 has 4 divisors (see below), whose sum is σ = 3004872. Its totient is φ = 1502432.

The previous prime is 2253649. The next prime is 2253653. The reversal of 2253651 is 1563522.

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

It is an interprime number because it is at equal distance from previous prime (2253649) and next prime (2253653).

It is a cyclic number.

It is not a de Polignac number, because 2253651 - 2¹ = 2253649 is a prime.

It is a D-number.

2253651 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2253653) 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, 375606 + ... + 375611.

It is an arithmetic number, because the mean of its divisors is an integer number (751218).

2^2253651 is an apocalyptic number.

2253651 is a deficient number, since it is larger than the sum of its proper divisors (751221).

2253651 is an equidigital number, since it uses as much as digits as its factorization.

2253651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751220.

The product of its digits is 1800, while the sum is 24.

The square root of 2253651 is about 1501.2165067038. The cubic root of 2253651 is about 131.1079079037.

The spelling of 2253651 in words is "two million, two hundred fifty-three thousand, six hundred fifty-one".