16077904 has 20 divisors (see below), whose sum is σ = 31912020. Its totient is φ = 7842560.

The previous prime is 16077889. The next prime is 16077907. The reversal of 16077904 is 40977061.

It can be written as a sum of positive squares in 2 ways, for example, as 7551504 + 8526400 = 2748^2 + 2920^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16077904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16077907) 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 3 ways as a sum of consecutive naturals, for example, 11599 + ... + 12910.

It is an arithmetic number, because the mean of its divisors is an integer number (1595601).

Almost surely, 2^16077904 is an apocalyptic number.

It is an amenable number.

16077904 is a deficient number, since it is larger than the sum of its proper divisors (15834116).

16077904 is a wasteful number, since it uses less digits than its factorization.

16077904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24558 (or 24552 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 16077904 is about 4009.7261751895. The cubic root of 16077904 is about 252.3925183825.

The spelling of 16077904 in words is "sixteen million, seventy-seven thousand, nine hundred four".