2428523 has 4 divisors (see below), whose sum is σ = 2556360. Its totient is φ = 2300688.

The previous prime is 2428487. The next prime is 2428529. The reversal of 2428523 is 3258242.

2428523 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 2428523 - 2⁸ = 2428267 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2428492 and 2428501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2428529) 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, 63890 + ... + 63927.

It is an arithmetic number, because the mean of its divisors is an integer number (639090).

2^2428523 is an apocalyptic number.

2428523 is a deficient number, since it is larger than the sum of its proper divisors (127837).

2428523 is a wasteful number, since it uses less digits than its factorization.

2428523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127836.

The product of its digits is 3840, while the sum is 26.

The square root of 2428523 is about 1558.3719068310. The cubic root of 2428523 is about 134.4148980497.

The spelling of 2428523 in words is "two million, four hundred twenty-eight thousand, five hundred twenty-three".