14650666 has 4 divisors (see below), whose sum is σ = 21976002. Its totient is φ = 7325332.

The previous prime is 14650663. The next prime is 14650667. The reversal of 14650666 is 66605641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14600041 + 50625 = 3821^2 + 225^2 .

It is not an unprimeable number, because it can be changed into a prime (14650661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3662665 + ... + 3662668.

Almost surely, 2^14650666 is an apocalyptic number.

14650666 is a deficient number, since it is larger than the sum of its proper divisors (7325336).

14650666 is an equidigital number, since it uses as much as digits as its factorization.

14650666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7325335.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 14650666 is about 3827.6188420479. The cubic root of 14650666 is about 244.6916348124.

The spelling of 14650666 in words is "fourteen million, six hundred fifty thousand, six hundred sixty-six".