326647 has 8 divisors (see below), whose sum is σ = 346752. Its totient is φ = 307200.

The previous prime is 326633. The next prime is 326657. The reversal of 326647 is 746623.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326647 is a prime.

It is a Duffinian number.

326647 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326617) 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, 1143 + ... + 1399.

It is an arithmetic number, because the mean of its divisors is an integer number (43344).

2³²⁶⁶⁴⁷ is an apocalyptic number.

326647 is a deficient number, since it is larger than the sum of its proper divisors (20105).

326647 is a wasteful number, since it uses less digits than its factorization.

326647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329.

The product of its digits is 6048, while the sum is 28.

The square root of 326647 is about 571.5304016411. The cubic root of 326647 is about 68.8693881482.

The spelling of 326647 in words is "three hundred twenty-six thousand, six hundred forty-seven".