12539484 has 36 divisors (see below), whose sum is σ = 32792760. Its totient is φ = 4035360.

The previous prime is 12539479. The next prime is 12539503. The reversal of 12539484 is 48493521.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4962 + ... + 7049.

It is an arithmetic number, because the mean of its divisors is an integer number (910910).

Almost surely, 2^12539484 is an apocalyptic number.

It is an amenable number.

12539484 is an abundant number, since it is smaller than the sum of its proper divisors (20253276).

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

12539484 is a wasteful number, since it uses less digits than its factorization.

12539484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12050 (or 12045 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 12539484 is about 3541.1133842338. The cubic root of 12539484 is about 232.3235428364.

The spelling of 12539484 in words is "twelve million, five hundred thirty-nine thousand, four hundred eighty-four".