16039479 has 4 divisors (see below), whose sum is σ = 21385976. Its totient is φ = 10692984.

The previous prime is 16039451. The next prime is 16039489. The reversal of 16039479 is 97493061.

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

It is not a de Polignac number, because 16039479 - 2⁷ = 16039351 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 (16039489) 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, 2673244 + ... + 2673249.

It is an arithmetic number, because the mean of its divisors is an integer number (5346494).

Almost surely, 2^16039479 is an apocalyptic number.

16039479 is a deficient number, since it is larger than the sum of its proper divisors (5346497).

16039479 is an equidigital number, since it uses as much as digits as its factorization.

16039479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5346496.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 16039479 is about 4004.9318346259. The cubic root of 16039479 is about 252.1912915150.

The spelling of 16039479 in words is "sixteen million, thirty-nine thousand, four hundred seventy-nine".