2253561 has 8 divisors (see below), whose sum is σ = 3108480. Its totient is φ = 1450512.

The previous prime is 2253557. The next prime is 2253599. The reversal of 2253561 is 1653522.

2253561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2253561 - 2² = 2253557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2253521) 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 7 ways as a sum of consecutive naturals, for example, 12865 + ... + 13038.

It is an arithmetic number, because the mean of its divisors is an integer number (388560).

2^2253561 is an apocalyptic number.

It is an amenable number.

2253561 is a deficient number, since it is larger than the sum of its proper divisors (854919).

2253561 is a wasteful number, since it uses less digits than its factorization.

2253561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25935.

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

The square root of 2253561 is about 1501.1865307150. The cubic root of 2253561 is about 131.1061626070.

The spelling of 2253561 in words is "two million, two hundred fifty-three thousand, five hundred sixty-one".