352282289 has 4 divisors (see below), whose sum is σ = 352817520. Its totient is φ = 351747060.

The previous prime is 352282267. The next prime is 352282303. The reversal of 352282289 is 982282253.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 352282289 - 2¹² = 352278193 is a prime.

It is a super-2 number, since 2×352282289² = 248205622286159042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352222289) 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, 266627 + ... + 267944.

It is an arithmetic number, because the mean of its divisors is an integer number (88204380).

Almost surely, 2^352282289 is an apocalyptic number.

It is an amenable number.

352282289 is a deficient number, since it is larger than the sum of its proper divisors (535231).

352282289 is an equidigital number, since it uses as much as digits as its factorization.

352282289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535230.

The product of its digits is 138240, while the sum is 41.

The square root of 352282289 is about 18769.1845587388. The cubic root of 352282289 is about 706.2583625605.

The spelling of 352282289 in words is "three hundred fifty-two million, two hundred eighty-two thousand, two hundred eighty-nine".