2353561 has 4 divisors (see below), whose sum is σ = 2689792. Its totient is φ = 2017332.

The previous prime is 2353529. The next prime is 2353577. The reversal of 2353561 is 1653532.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2353561 - 2⁵ = 2353529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2353501) 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, 168105 + ... + 168118.

It is an arithmetic number, because the mean of its divisors is an integer number (672448).

2^2353561 is an apocalyptic number.

It is an amenable number.

2353561 is a deficient number, since it is larger than the sum of its proper divisors (336231).

2353561 is an equidigital number, since it uses as much as digits as its factorization.

2353561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336230.

The product of its digits is 2700, while the sum is 25.

The square root of 2353561 is about 1534.1320021432. The cubic root of 2353561 is about 133.0174096719.

The spelling of 2353561 in words is "two million, three hundred fifty-three thousand, five hundred sixty-one".