1352256320 has 56 divisors (see below), whose sum is σ = 3227368704. Its totient is φ = 539675136.

The previous prime is 1352256293. The next prime is 1352256329. The reversal of 1352256320 is 236522531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1352256329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143597 + ... + 152723.

It is an arithmetic number, because the mean of its divisors is an integer number (57631584).

Almost surely, 2^1352256320 is an apocalyptic number.

1352256320 is a gapful number since it is divisible by the number (10) 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 1352256320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613684352).

1352256320 is an abundant number, since it is smaller than the sum of its proper divisors (1875112384).

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

1352256320 is an equidigital number, since it uses as much as digits as its factorization.

1352256320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9607 (or 9597 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 1352256320 is about 36773.0379490191. The cubic root of 1352256320 is about 1105.8248367996.

Adding to 1352256320 its reverse (236522531), we get a palindrome (1588778851).

The spelling of 1352256320 in words is "one billion, three hundred fifty-two million, two hundred fifty-six thousand, three hundred twenty".