16044477 has 4 divisors (see below), whose sum is σ = 21392640. Its totient is φ = 10696316.

The previous prime is 16044467. The next prime is 16044491. The reversal of 16044477 is 77444061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16044477 - 2⁷ = 16044349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16044467) 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, 2674077 + ... + 2674082.

It is an arithmetic number, because the mean of its divisors is an integer number (5348160).

Almost surely, 2^16044477 is an apocalyptic number.

It is an amenable number.

16044477 is a deficient number, since it is larger than the sum of its proper divisors (5348163).

16044477 is an equidigital number, since it uses as much as digits as its factorization.

16044477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5348162.

The product of its (nonzero) digits is 18816, while the sum is 33.

The square root of 16044477 is about 4005.5557666821. Note that the first 3 decimals coincide. The cubic root of 16044477 is about 252.2174835789.

The spelling of 16044477 in words is "sixteen million, forty-four thousand, four hundred seventy-seven".