12650146 has 16 divisors (see below), whose sum is σ = 19502208. Its totient is φ = 6151600.

The previous prime is 12650117. The next prime is 12650147. The reversal of 12650146 is 64105621.

It is a self number, because there is not a number n which added to its sum of digits gives 12650146.

It is not an unprimeable number, because it can be changed into a prime (12650147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13431 + ... + 14341.

It is an arithmetic number, because the mean of its divisors is an integer number (1218888).

Almost surely, 2^12650146 is an apocalyptic number.

12650146 is a deficient number, since it is larger than the sum of its proper divisors (6852062).

12650146 is a wasteful number, since it uses less digits than its factorization.

12650146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12650146 is about 3556.7043734334. The cubic root of 12650146 is about 233.0049671373.

Adding to 12650146 its reverse (64105621), we get a palindrome (76755767).

The spelling of 12650146 in words is "twelve million, six hundred fifty thousand, one hundred forty-six".