664114 has 8 divisors (see below), whose sum is σ = 1086768. Its totient is φ = 301860.

The previous prime is 664109. The next prime is 664117. The reversal of 664114 is 411466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 30187 = 664114 / (6 + 6 + 4 + 1 + 1 + 4).

It is not an unprimeable number, because it can be changed into a prime (664117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15072 + ... + 15115.

It is an arithmetic number, because the mean of its divisors is an integer number (135846).

2⁶⁶⁴¹¹⁴ is an apocalyptic number.

664114 is a deficient number, since it is larger than the sum of its proper divisors (422654).

664114 is a wasteful number, since it uses less digits than its factorization.

664114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30200.

The product of its digits is 576, while the sum is 22.

The square root of 664114 is about 814.9318989952. The cubic root of 664114 is about 87.2464058749.

The spelling of 664114 in words is "six hundred sixty-four thousand, one hundred fourteen".