326671000 has 128 divisors (see below), whose sum is σ = 800616960. Its totient is φ = 124656000.

The previous prime is 326670991. The next prime is 326671003. The reversal of 326671000 is 176623.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326671003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3052947 + ... + 3053053.

It is an arithmetic number, because the mean of its divisors is an integer number (6254820).

Almost surely, 2^326671000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326671000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (400308480).

326671000 is an abundant number, since it is smaller than the sum of its proper divisors (473945960).

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

326671000 is a wasteful number, since it uses less digits than its factorization.

326671000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 228 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 326671000 is about 18074.0421599597. The cubic root of 326671000 is about 688.7107480570.

The spelling of 326671000 in words is "three hundred twenty-six million, six hundred seventy-one thousand".