352012345 has 16 divisors (see below), whose sum is σ = 428302080. Its totient is φ = 277709824.

The previous prime is 352012343. The next prime is 352012361. The reversal of 352012345 is 543210253.

It is a cyclic number.

It is not a de Polignac number, because 352012345 - 2¹ = 352012343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (352012343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126489 + ... + 129241.

It is an arithmetic number, because the mean of its divisors is an integer number (26768880).

Almost surely, 2^352012345 is an apocalyptic number.

It is an amenable number.

352012345 is a deficient number, since it is larger than the sum of its proper divisors (76289735).

352012345 is a wasteful number, since it uses less digits than its factorization.

352012345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3104.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 352012345 is about 18761.9920317646. The cubic root of 352012345 is about 706.0779211638.

Adding to 352012345 its reverse (543210253), we get a palindrome (895222598).

The spelling of 352012345 in words is "three hundred fifty-two million, twelve thousand, three hundred forty-five".