12384534 has 32 divisors (see below), whose sum is σ = 27371520. Its totient is φ = 3715712.

The previous prime is 12384509. The next prime is 12384539. The reversal of 12384534 is 43548321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12384539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294 + ... + 4985.

It is an arithmetic number, because the mean of its divisors is an integer number (855360).

Almost surely, 2^12384534 is an apocalyptic number.

12384534 is an abundant number, since it is smaller than the sum of its proper divisors (14986986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12384534 is a wasteful number, since it uses less digits than its factorization.

12384534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5324.

The product of its digits is 11520, while the sum is 30.

The square root of 12384534 is about 3519.1666627200. The cubic root of 12384534 is about 231.3626357550.

The spelling of 12384534 in words is "twelve million, three hundred eighty-four thousand, five hundred thirty-four".