2650523 has 4 divisors (see below), whose sum is σ = 2670888. Its totient is φ = 2630160.

The previous prime is 2650517. The next prime is 2650537. The reversal of 2650523 is 3250562.

It is a happy number.

2650523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2650523 - 2¹⁰ = 2649499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2650573) 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 3 ways as a sum of consecutive naturals, for example, 9986 + ... + 10247.

It is an arithmetic number, because the mean of its divisors is an integer number (667722).

2^2650523 is an apocalyptic number.

2650523 is a deficient number, since it is larger than the sum of its proper divisors (20365).

2650523 is a wasteful number, since it uses less digits than its factorization.

2650523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20364.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2650523 is about 1628.0426898580. The cubic root of 2650523 is about 138.3918534359.

The spelling of 2650523 in words is "two million, six hundred fifty thousand, five hundred twenty-three".