12023528 has 24 divisors (see below), whose sum is σ = 24781890. Its totient is φ = 5464800.

The previous prime is 12023513. The next prime is 12023569. The reversal of 12023528 is 82532021.

It can be written as a sum of positive squares in only one way, i.e., 7086244 + 4937284 = 2662^2 + 2222^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5243 + ... + 7178.

Almost surely, 2^12023528 is an apocalyptic number.

It is an amenable number.

12023528 is an abundant number, since it is smaller than the sum of its proper divisors (12758362).

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

12023528 is a wasteful number, since it uses less digits than its factorization.

12023528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12449 (or 12434 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 12023528 is about 3467.4959264576. The cubic root of 12023528 is about 229.0923776981.

Adding to 12023528 its reverse (82532021), we get a palindrome (94555549).

The spelling of 12023528 in words is "twelve million, twenty-three thousand, five hundred twenty-eight".