12532546 has 8 divisors (see below), whose sum is σ = 20244924.
Its totient is φ = 5784240.
The previous prime is 12532543. The next prime is 12532561. The reversal of 12532546 is 64523521.
It can be written as a sum of positive squares in 2 ways, for example, as 9150625 + 3381921 = 3025^2 + 1839^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (12532543) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240985 + ... + 241036.
Almost surely, 212532546 is an apocalyptic number.
12532546 is a deficient number, since it is larger than the sum of its proper divisors (7712378).
12532546 is a wasteful number, since it uses less digits than its factorization.
12532546 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482036.
The product of its digits is 7200, while the sum is 28.
The square root of 12532546 is about 3540.1336132977.
The cubic root of 12532546 is about 232.2806873221.
The spelling of 12532546 in words is "twelve million, five hundred thirty-two thousand, five hundred forty-six".