2253615 has 48 divisors (see below), whose sum is σ = 4497408. Its totient is φ = 943488.

The previous prime is 2253599. The next prime is 2253617. The reversal of 2253615 is 5163522.

2253615 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 2253615 - 2⁴ = 2253599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253617) 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 47 ways as a sum of consecutive naturals, for example, 17682 + ... + 17808.

It is an arithmetic number, because the mean of its divisors is an integer number (93696).

2^2253615 is an apocalyptic number.

2253615 is a deficient number, since it is larger than the sum of its proper divisors (2243793).

2253615 is a wasteful number, since it uses less digits than its factorization.

2253615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 155 counting only the distinct ones).

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

The square root of 2253615 is about 1501.2045163801. The cubic root of 2253615 is about 131.1072097906.

The spelling of 2253615 in words is "two million, two hundred fifty-three thousand, six hundred fifteen".