2528473 has 4 divisors (see below), whose sum is σ = 2551780. Its totient is φ = 2505168.

The previous prime is 2528441. The next prime is 2528479. The reversal of 2528473 is 3748252.

2528473 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 can be written as a sum of positive squares in 2 ways, for example, as 700569 + 1827904 = 837^2 + 1352^2 .

It is a cyclic number.

It is not a de Polignac number, because 2528473 - 2⁵ = 2528441 is a prime.

It is a d-powerful number, because it can be written as 2²⁰ + 5⁸ + 2²⁰ + 8⁵ + 4⁵ + 7³ + 3⁸ .

It is a Duffinian number.

2528473 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2528479) 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, 11490 + ... + 11707.

It is an arithmetic number, because the mean of its divisors is an integer number (637945).

2^2528473 is an apocalyptic number.

It is an amenable number.

2528473 is a deficient number, since it is larger than the sum of its proper divisors (23307).

2528473 is a wasteful number, since it uses less digits than its factorization.

2528473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23306.

The product of its digits is 13440, while the sum is 31.

The square root of 2528473 is about 1590.1172912713. The cubic root of 2528473 is about 136.2341877675.

The spelling of 2528473 in words is "two million, five hundred twenty-eight thousand, four hundred seventy-three".