352489 has 2 divisors, whose sum is σ = 352490. Its totient is φ = 352488.

The previous prime is 352483. The next prime is 352493. The reversal of 352489 is 984253.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 350464 + 2025 = 592^2 + 45^2 .

It is an emirp because it is prime and its reverse (984253) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 352489 - 2³ = 352481 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 352489.

It is not a weakly prime, because it can be changed into another prime (352481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176244 + 176245.

It is an arithmetic number, because the mean of its divisors is an integer number (176245).

352489 is a Friedman number, since it can be written as (89^3+5+4)/2, using all its digits and the basic arithmetic operations.

2³⁵²⁴⁸⁹ is an apocalyptic number.

It is an amenable number.

352489 is a deficient number, since it is larger than the sum of its proper divisors (1).

352489 is an equidigital number, since it uses as much as digits as its factorization.

352489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 31.

The square root of 352489 is about 593.7078406085. The cubic root of 352489 is about 70.6396474175.

It can be divided in two parts, 352 and 489, that added together give a square (841 = 29²).

The spelling of 352489 in words is "three hundred fifty-two thousand, four hundred eighty-nine".