363439 has 2 divisors, whose sum is σ = 363440. Its totient is φ = 363438.

The previous prime is 363437. The next prime is 363463. The reversal of 363439 is 934363.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 363439 - 2¹ = 363437 is a prime.

Together with 363437, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (363431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181719 + 181720.

It is an arithmetic number, because the mean of its divisors is an integer number (181720).

2³⁶³⁴³⁹ is an apocalyptic number.

363439 is a deficient number, since it is larger than the sum of its proper divisors (1).

363439 is an equidigital number, since it uses as much as digits as its factorization.

363439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 28.

The square root of 363439 is about 602.8590216626. The cubic root of 363439 is about 71.3636699995.

The spelling of 363439 in words is "three hundred sixty-three thousand, four hundred thirty-nine".