12650442 has 32 divisors (see below), whose sum is σ = 29030400. Its totient is φ = 3600048.

The previous prime is 12650423. The next prime is 12650459. The reversal of 12650442 is 24405621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14659 + ... + 15497.

It is an arithmetic number, because the mean of its divisors is an integer number (907200).

Almost surely, 2^12650442 is an apocalyptic number.

12650442 is an abundant number, since it is smaller than the sum of its proper divisors (16379958).

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

12650442 is a wasteful number, since it uses less digits than its factorization.

12650442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 12650442 is about 3556.7459847450. The cubic root of 12650442 is about 233.0067844795.

The spelling of 12650442 in words is "twelve million, six hundred fifty thousand, four hundred forty-two".