439498 has 4 divisors (see below), whose sum is σ = 659250. Its totient is φ = 219748.

The previous prime is 439493. The next prime is 439511. The reversal of 439498 is 894934.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 894934 = 2 ⋅447467.

It can be written as a sum of positive squares in only one way, i.e., 400689 + 38809 = 633^2 + 197^2 .

It is not an unprimeable number, because it can be changed into a prime (439493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109873 + ... + 109876.

2⁴³⁹⁴⁹⁸ is an apocalyptic number.

439498 is a deficient number, since it is larger than the sum of its proper divisors (219752).

439498 is a wasteful number, since it uses less digits than its factorization.

439498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219751.

The product of its digits is 31104, while the sum is 37.

The square root of 439498 is about 662.9464533430. The cubic root of 439498 is about 76.0301127209.

The spelling of 439498 in words is "four hundred thirty-nine thousand, four hundred ninety-eight".