352447 has 4 divisors (see below), whose sum is σ = 355680. Its totient is φ = 349216.

The previous prime is 352441. The next prime is 352459. The reversal of 352447 is 744253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 352447 - 2¹⁵ = 319679 is a prime.

It is a Duffinian number.

352447 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1447 + ... + 1672.

It is an arithmetic number, because the mean of its divisors is an integer number (88920).

2³⁵²⁴⁴⁷ is an apocalyptic number.

352447 is a deficient number, since it is larger than the sum of its proper divisors (3233).

352447 is a wasteful number, since it uses less digits than its factorization.

352447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3232.

The product of its digits is 3360, while the sum is 25.

The square root of 352447 is about 593.6724686222. The cubic root of 352447 is about 70.6368416722.

The spelling of 352447 in words is "three hundred fifty-two thousand, four hundred forty-seven".