3452168840 has 48 divisors (see below), whose sum is σ = 7961603940. Its totient is φ = 1347161600.

The previous prime is 3452168827. The next prime is 3452168851. The reversal of 3452168840 is 488612543.

3452168840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 342768196 + 3109400644 = 18514^2 + 55762^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41570 + ... + 92910.

Almost surely, 2^3452168840 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 3452168840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3980801970).

3452168840 is an abundant number, since it is smaller than the sum of its proper divisors (4509435100).

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

3452168840 is a wasteful number, since it uses less digits than its factorization.

3452168840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51434 (or 51389 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 3452168840 is about 58755.1601138147. The cubic root of 3452168840 is about 1511.3463774808.

The spelling of 3452168840 in words is "three billion, four hundred fifty-two million, one hundred sixty-eight thousand, eight hundred forty".