326852736 has 192 divisors, whose sum is σ = 1046520000. Its totient is φ = 90015744.

The previous prime is 326852731. The next prime is 326852777. The reversal of 326852736 is 637258623.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×326852736² = 213665422061371392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

Its product of digits (362880) is a multiple of the sum of its prime divisors (640).

It is not an unprimeable number, because it can be changed into a prime (326852731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 545365 + ... + 545963.

It is an arithmetic number, because the mean of its divisors is an integer number (5450625).

Almost surely, 2^326852736 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 326852736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (523260000).

326852736 is an abundant number, since it is smaller than the sum of its proper divisors (719667264).

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

326852736 is a wasteful number, since it uses less digits than its factorization.

326852736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 640 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 326852736 is about 18079.0690025786. The cubic root of 326852736 is about 688.8384405806.

The spelling of 326852736 in words is "three hundred twenty-six million, eight hundred fifty-two thousand, seven hundred thirty-six".