43098239 has 4 divisors (see below), whose sum is σ = 43126824. Its totient is φ = 43069656.

The previous prime is 43098221. The next prime is 43098259. The reversal of 43098239 is 93289034.

43098239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43098239 - 2²⁰ = 42049663 is a prime.

It is a super-2 number, since 2×43098239² = 3714916409802242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43098259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11897 + ... + 15090.

It is an arithmetic number, because the mean of its divisors is an integer number (10781706).

Almost surely, 2^43098239 is an apocalyptic number.

43098239 is a deficient number, since it is larger than the sum of its proper divisors (28585).

43098239 is a wasteful number, since it uses less digits than its factorization.

43098239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28584.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 43098239 is about 6564.9249043687. The cubic root of 43098239 is about 350.6064018168.

The spelling of 43098239 in words is "forty-three million, ninety-eight thousand, two hundred thirty-nine".