3215340360 has 240 divisors, whose sum is σ = 11409997500. Its totient is φ = 812001024.

The previous prime is 3215340343. The next prime is 3215340397. The reversal of 3215340360 is 630435123.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2956966884 + 258373476 = 54378^2 + 16074^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1168266 + ... + 1171014.

Almost surely, 2^3215340360 is an apocalyptic number.

3215340360 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 3215340360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5704998750).

3215340360 is an abundant number, since it is smaller than the sum of its proper divisors (8194657140).

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

3215340360 is a wasteful number, since it uses less digits than its factorization.

3215340360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810 (or 2778 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 3215340360 is about 56703.9712894961. The cubic root of 3215340360 is about 1475.9636120317.

Adding to 3215340360 its reverse (630435123), we get a palindrome (3845775483).

The spelling of 3215340360 in words is "three billion, two hundred fifteen million, three hundred forty thousand, three hundred sixty".