20482523 has 4 divisors (see below), whose sum is σ = 20543640. Its totient is φ = 20421408.

The previous prime is 20482481. The next prime is 20482529. The reversal of 20482523 is 32528402.

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 20482523 - 2¹⁴ = 20466139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20482492 and 20482501.

It is not an unprimeable number, because it can be changed into a prime (20482529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30053 + ... + 30726.

It is an arithmetic number, because the mean of its divisors is an integer number (5135910).

Almost surely, 2^20482523 is an apocalyptic number.

20482523 is a deficient number, since it is larger than the sum of its proper divisors (61117).

20482523 is an equidigital number, since it uses as much as digits as its factorization.

20482523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61116.

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

The square root of 20482523 is about 4525.7621457606. The cubic root of 20482523 is about 273.6073860833.

The spelling of 20482523 in words is "twenty million, four hundred eighty-two thousand, five hundred twenty-three".