12272529 has 16 divisors (see below), whose sum is σ = 16764800. Its totient is φ = 7983360.

The previous prime is 12272483. The next prime is 12272549. The reversal of 12272529 is 92527221.

12272529 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12272529 - 2⁷ = 12272401 is a prime.

It is a super-2 number, since 2×12272529² = 301229936111682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12272496 and 12272505.

It is not an unprimeable number, because it can be changed into a prime (12272549) 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, 36249 + ... + 36585.

It is an arithmetic number, because the mean of its divisors is an integer number (1047800).

Almost surely, 2^12272529 is an apocalyptic number.

It is an amenable number.

12272529 is a deficient number, since it is larger than the sum of its proper divisors (4492271).

12272529 is a wasteful number, since it uses less digits than its factorization.

12272529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600.

The product of its digits is 5040, while the sum is 30.

The square root of 12272529 is about 3503.2169501759. The cubic root of 12272529 is about 230.6630457720.

The spelling of 12272529 in words is "twelve million, two hundred seventy-two thousand, five hundred twenty-nine".