352406240 has 48 divisors (see below), whose sum is σ = 835077600. Its totient is φ = 140536320.

The previous prime is 352406237. The next prime is 352406251. The reversal of 352406240 is 42604253.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52685 + ... + 58995.

It is an arithmetic number, because the mean of its divisors is an integer number (17397450).

Almost surely, 2^352406240 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 352406240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (417538800).

352406240 is an abundant number, since it is smaller than the sum of its proper divisors (482671360).

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

352406240 is a wasteful number, since it uses less digits than its factorization.

352406240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675 (or 6667 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 352406240 is about 18772.4862498285. The cubic root of 352406240 is about 706.3411855010.

The spelling of 352406240 in words is "three hundred fifty-two million, four hundred six thousand, two hundred forty".