352670140 has 48 divisors (see below), whose sum is σ = 769305600. Its totient is φ = 135705152.

The previous prime is 352670137. The next prime is 352670159. The reversal of 352670140 is 41076253.

It is a junction number, because it is equal to n+sod(n) for n = 352670099 and 352670108.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 52281 + ... + 58639.

It is an arithmetic number, because the mean of its divisors is an integer number (16027200).

Almost surely, 2^352670140 is an apocalyptic number.

It is an amenable number.

352670140 is an abundant number, since it is smaller than the sum of its proper divisors (416635460).

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

352670140 is a wasteful number, since it uses less digits than its factorization.

352670140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6474 (or 6472 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 352670140 is about 18779.5138382228. The cubic root of 352670140 is about 706.5174564326.

The spelling of 352670140 in words is "three hundred fifty-two million, six hundred seventy thousand, one hundred forty".