352688730 has 16 divisors (see below), whose sum is σ = 846453024. Its totient is φ = 94050320.

The previous prime is 352688701. The next prime is 352688741. The reversal of 352688730 is 37886253.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5878116 + ... + 5878175.

It is an arithmetic number, because the mean of its divisors is an integer number (52903314).

Almost surely, 2^352688730 is an apocalyptic number.

352688730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

352688730 is an abundant number, since it is smaller than the sum of its proper divisors (493764294).

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

352688730 is a wasteful number, since it uses less digits than its factorization.

352688730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11756301.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 352688730 is about 18780.0087859404. The cubic root of 352688730 is about 706.5298702316.

The spelling of 352688730 in words is "three hundred fifty-two million, six hundred eighty-eight thousand, seven hundred thirty".