323526416 has 60 divisors (see below), whose sum is σ = 661588236. Its totient is φ = 153204480.

The previous prime is 323526383. The next prime is 323526419. The reversal of 323526416 is 614625323.

It can be written as a sum of positive squares in 2 ways, for example, as 225120016 + 98406400 = 15004^2 + 9920^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323526419) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 814730 + ... + 815126.

Almost surely, 2^323526416 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 323526416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (330794118).

323526416 is an abundant number, since it is smaller than the sum of its proper divisors (338061820).

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

323526416 is a wasteful number, since it uses less digits than its factorization.

323526416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520 (or 483 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 323526416 is about 17986.8400782350. The cubic root of 323526416 is about 686.4937413969.

The spelling of 323526416 in words is "three hundred twenty-three million, five hundred twenty-six thousand, four hundred sixteen".