352247 has 4 divisors (see below), whose sum is σ = 402576. Its totient is φ = 301920.

The previous prime is 352237. The next prime is 352249. The reversal of 352247 is 742253.

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 352247 - 2⁸ = 351991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25154 + ... + 25167.

It is an arithmetic number, because the mean of its divisors is an integer number (100644).

2³⁵²²⁴⁷ is an apocalyptic number.

352247 is a deficient number, since it is larger than the sum of its proper divisors (50329).

352247 is an equidigital number, since it uses as much as digits as its factorization.

352247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50328.

The product of its digits is 1680, while the sum is 23.

The square root of 352247 is about 593.5040016714. The cubic root of 352247 is about 70.6234779216.

The spelling of 352247 in words is "three hundred fifty-two thousand, two hundred forty-seven".