3239699328 has 256 divisors, whose sum is σ = 9876211200. Its totient is φ = 1058158080.

The previous prime is 3239699327. The next prime is 3239699357. The reversal of 3239699328 is 8239969323.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3239699327) 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, 19875375 + ... + 19875537.

It is an arithmetic number, because the mean of its divisors is an integer number (38578950).

Almost surely, 2^3239699328 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 3239699328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4938105600).

3239699328 is an abundant number, since it is smaller than the sum of its proper divisors (6636511872).

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

3239699328 is an frugal number, since it uses more digits than its factorization.

3239699328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 239 counting only the distinct ones).

The product of its digits is 3779136, while the sum is 54.

The square root of 3239699328 is about 56918.3566874519. The cubic root of 3239699328 is about 1479.6814702862.

The spelling of 3239699328 in words is "three billion, two hundred thirty-nine million, six hundred ninety-nine thousand, three hundred twenty-eight".