10047439 has 4 divisors (see below), whose sum is σ = 10076256. Its totient is φ = 10018624.

The previous prime is 10047437. The next prime is 10047463. The reversal of 10047439 is 93474001.

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 10047439 - 2¹ = 10047437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10047431) 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, 13879 + ... + 14584.

It is an arithmetic number, because the mean of its divisors is an integer number (2519064).

Almost surely, 2^10047439 is an apocalyptic number.

10047439 is a deficient number, since it is larger than the sum of its proper divisors (28817).

10047439 is an equidigital number, since it uses as much as digits as its factorization.

10047439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28816.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 10047439 is about 3169.7695499831. The cubic root of 10047439 is about 215.7836124576.

The spelling of 10047439 in words is "ten million, forty-seven thousand, four hundred thirty-nine".