352452139 has 8 divisors (see below), whose sum is σ = 380978640. Its totient is φ = 324127776.

The previous prime is 352452131. The next prime is 352452181. The reversal of 352452139 is 931254253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 352452139 - 2³ = 352452131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352452131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46897 + ... + 53890.

It is an arithmetic number, because the mean of its divisors is an integer number (47622330).

Almost surely, 2^352452139 is an apocalyptic number.

352452139 is a deficient number, since it is larger than the sum of its proper divisors (28526501).

352452139 is a wasteful number, since it uses less digits than its factorization.

352452139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101069.

The product of its digits is 32400, while the sum is 34.

The square root of 352452139 is about 18773.7087172460. The cubic root of 352452139 is about 706.3718498716.

The spelling of 352452139 in words is "three hundred fifty-two million, four hundred fifty-two thousand, one hundred thirty-nine".