12045732 has 24 divisors (see below), whose sum is σ = 29014272. Its totient is φ = 3885600.

The previous prime is 12045727. The next prime is 12045743. The reversal of 12045732 is 23754021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15819 + ... + 16562.

It is an arithmetic number, because the mean of its divisors is an integer number (1208928).

Almost surely, 2^12045732 is an apocalyptic number.

12045732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12045732 is an abundant number, since it is smaller than the sum of its proper divisors (16968540).

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

12045732 is a wasteful number, since it uses less digits than its factorization.

12045732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32419 (or 32417 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 12045732 is about 3470.6961837649. The cubic root of 12045732 is about 229.2333135670.

Adding to 12045732 its reverse (23754021), we get a palindrome (35799753).

The spelling of 12045732 in words is "twelve million, forty-five thousand, seven hundred thirty-two".