326603340 has 240 divisors, whose sum is σ = 1188456192. Its totient is φ = 73540224.

The previous prime is 326603339. The next prime is 326603341. The reversal of 326603340 is 43306623.

326603340 is a `hidden beast` number, since 3 + 26 + 603 + 34 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (326603339) and next prime (326603341).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (326603341) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 941047 + ... + 941393.

Almost surely, 2^326603340 is an apocalyptic number.

326603340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326603340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594228096).

326603340 is an abundant number, since it is smaller than the sum of its proper divisors (861852852).

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

326603340 is a wasteful number, since it uses less digits than its factorization.

326603340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 326603340 is about 18072.1703179225. The cubic root of 326603340 is about 688.6631962524.

Adding to 326603340 its reverse (43306623), we get a palindrome (369909963).

The spelling of 326603340 in words is "three hundred twenty-six million, six hundred three thousand, three hundred forty".