16077939 has 8 divisors (see below), whose sum is σ = 21678480. Its totient is φ = 10598016.

The previous prime is 16077931. The next prime is 16077949. The reversal of 16077939 is 93977061.

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

It is not a de Polignac number, because 16077939 - 2³ = 16077931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16077939.

It is not an unprimeable number, because it can be changed into a prime (16077931) 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, 29842 + ... + 30375.

It is an arithmetic number, because the mean of its divisors is an integer number (2709810).

Almost surely, 2^16077939 is an apocalyptic number.

16077939 is a deficient number, since it is larger than the sum of its proper divisors (5600541).

16077939 is an equidigital number, since it uses as much as digits as its factorization.

16077939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60309.

The product of its (nonzero) digits is 71442, while the sum is 42.

The square root of 16077939 is about 4009.7305395749. The cubic root of 16077939 is about 252.3927015269.

The spelling of 16077939 in words is "sixteen million, seventy-seven thousand, nine hundred thirty-nine".