4098439 has 8 divisors (see below), whose sum is σ = 4336992. Its totient is φ = 3864960.

The previous prime is 4098427. The next prime is 4098449. The reversal of 4098439 is 9348904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4098439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4098398 and 4098407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4098449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459 + ... + 2899.

It is an arithmetic number, because the mean of its divisors is an integer number (542124).

Almost surely, 2^4098439 is an apocalyptic number.

4098439 is a deficient number, since it is larger than the sum of its proper divisors (238553).

4098439 is a wasteful number, since it uses less digits than its factorization.

4098439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537.

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

The square root of 4098439 is about 2024.4601749602. The cubic root of 4098439 is about 160.0317515111.

The spelling of 4098439 in words is "four million, ninety-eight thousand, four hundred thirty-nine".