2535623 has 6 divisors (see below), whose sum is σ = 2576952. Its totient is φ = 2494940.

The previous prime is 2535571. The next prime is 2535641. The reversal of 2535623 is 3265352.

2535623 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 2535623 - 2⁸ = 2535367 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2535592 and 2535601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2535223) 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 5 ways as a sum of consecutive naturals, for example, 4790 + ... + 5292.

It is an arithmetic number, because the mean of its divisors is an integer number (429492).

2^2535623 is an apocalyptic number.

2535623 is a deficient number, since it is larger than the sum of its proper divisors (41329).

2535623 is an frugal number, since it uses more digits than its factorization.

2535623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645 (or 574 counting only the distinct ones).

The product of its digits is 5400, while the sum is 26.

The square root of 2535623 is about 1592.3639659324. The cubic root of 2535623 is about 136.3624809734.

The spelling of 2535623 in words is "two million, five hundred thirty-five thousand, six hundred twenty-three".