439363 has 4 divisors (see below), whose sum is σ = 453568. Its totient is φ = 425160.

The previous prime is 439357. The next prime is 439367. The reversal of 439363 is 363934.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 363934 = 2 ⋅181967.

It is a cyclic number.

It is not a de Polignac number, because 439363 - 2¹⁷ = 308291 is a prime.

It is a Duffinian number.

439363 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (439367) 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, 7056 + ... + 7117.

It is an arithmetic number, because the mean of its divisors is an integer number (113392).

2⁴³⁹³⁶³ is an apocalyptic number.

439363 is a deficient number, since it is larger than the sum of its proper divisors (14205).

439363 is a wasteful number, since it uses less digits than its factorization.

439363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14204.

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

The square root of 439363 is about 662.8446273449. The cubic root of 439363 is about 76.0223272351.

The spelling of 439363 in words is "four hundred thirty-nine thousand, three hundred sixty-three".