14664642 has 32 divisors (see below), whose sum is σ = 31363200. Its totient is φ = 4555008.

The previous prime is 14664613. The next prime is 14664649. The reversal of 14664642 is 24646641.

It is not an unprimeable number, because it can be changed into a prime (14664649) 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, 10459 + ... + 11777.

It is an arithmetic number, because the mean of its divisors is an integer number (980100).

Almost surely, 2^14664642 is an apocalyptic number.

14664642 is an abundant number, since it is smaller than the sum of its proper divisors (16698558).

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

14664642 is a wasteful number, since it uses less digits than its factorization.

14664642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450.

The product of its digits is 27648, while the sum is 33.

The square root of 14664642 is about 3829.4440849815. Note that the first 3 decimals coincide. The cubic root of 14664642 is about 244.7694179298.

The spelling of 14664642 in words is "fourteen million, six hundred sixty-four thousand, six hundred forty-two".