664034 has 8 divisors (see below), whose sum is σ = 1138368. Its totient is φ = 284580.

The previous prime is 664019. The next prime is 664043. The reversal of 664034 is 430466.

664034 is nontrivially palindromic in base 6.

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

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 664034.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23702 + ... + 23729.

It is an arithmetic number, because the mean of its divisors is an integer number (142296).

2⁶⁶⁴⁰³⁴ is an apocalyptic number.

664034 is a deficient number, since it is larger than the sum of its proper divisors (474334).

664034 is a wasteful number, since it uses less digits than its factorization.

664034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47440.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 664034 is about 814.8828136610. The cubic root of 664034 is about 87.2429024640.

The spelling of 664034 in words is "six hundred sixty-four thousand, thirty-four".