12650529 has 16 divisors (see below), whose sum is σ = 17740800. Its totient is φ = 8002896.

The previous prime is 12650513. The next prime is 12650537. The reversal of 12650529 is 92505621.

12650529 = 230² + 231² + ... + 368².

It is a happy number.

12650529 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12650529 - 2⁴ = 12650513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12650496 and 12650505.

It is not an unprimeable number, because it can be changed into a prime (12630529) 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, 8932 + ... + 10250.

It is an arithmetic number, because the mean of its divisors is an integer number (1108800).

Almost surely, 2^12650529 is an apocalyptic number.

It is an amenable number.

12650529 is a deficient number, since it is larger than the sum of its proper divisors (5090271).

12650529 is a wasteful number, since it uses less digits than its factorization.

12650529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 12650529 is about 3556.7582150042. The cubic root of 12650529 is about 233.0073186254.

The spelling of 12650529 in words is "twelve million, six hundred fifty thousand, five hundred twenty-nine".