43049039 has 8 divisors (see below), whose sum is σ = 47962368. Its totient is φ = 38302360.

The previous prime is 43049011. The next prime is 43049101. The reversal of 43049039 is 93094034.

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

It is a cyclic number.

It is not a de Polignac number, because 43049039 - 2⁸ = 43048783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43048996 and 43049014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43049239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41117 + ... + 42150.

It is an arithmetic number, because the mean of its divisors is an integer number (5995296).

Almost surely, 2^43049039 is an apocalyptic number.

43049039 is a deficient number, since it is larger than the sum of its proper divisors (4913329).

43049039 is a wasteful number, since it uses less digits than its factorization.

43049039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83325.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 43049039 is about 6561.1766475229. The cubic root of 43049039 is about 350.4729361692.

The spelling of 43049039 in words is "forty-three million, forty-nine thousand, thirty-nine".