353489860 has 48 divisors (see below), whose sum is σ = 776862576. Its totient is φ = 134963712.

The previous prime is 353489839. The next prime is 353489861. The reversal of 353489860 is 68984353.

353489860 is digitally balanced in base 3, 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 8 ways, for example, as 21958596 + 331531264 = 4686^2 + 18208^2 .

It is a super-2 number, since 2×353489860² = 249910162245639200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 353489860.

It is not an unprimeable number, because it can be changed into a prime (353489861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34714 + ... + 43726.

It is an arithmetic number, because the mean of its divisors is an integer number (16184637).

Almost surely, 2^353489860 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 353489860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388431288).

353489860 is an abundant number, since it is smaller than the sum of its proper divisors (423372716).

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

353489860 is a wasteful number, since it uses less digits than its factorization.

353489860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9112 (or 9110 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 353489860 is about 18801.3260170659. The cubic root of 353489860 is about 707.0644249206.

The spelling of 353489860 in words is "three hundred fifty-three million, four hundred eighty-nine thousand, eight hundred sixty".