14664990 has 16 divisors (see below), whose sum is σ = 35196048. Its totient is φ = 3910656.

The previous prime is 14664983. The next prime is 14664997. The reversal of 14664990 is 9946641.

It is an interprime number because it is at equal distance from previous prime (14664983) and next prime (14664997).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14664997) 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, 244387 + ... + 244446.

It is an arithmetic number, because the mean of its divisors is an integer number (2199753).

Almost surely, 2^14664990 is an apocalyptic number.

14664990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14664990 is an abundant number, since it is smaller than the sum of its proper divisors (20531058).

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

14664990 is a wasteful number, since it uses less digits than its factorization.

14664990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488843.

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 14664990 is about 3829.4895221165. The cubic root of 14664990 is about 244.7713540854.

The spelling of 14664990 in words is "fourteen million, six hundred sixty-four thousand, nine hundred ninety".