16775049 has 8 divisors (see below), whose sum is σ = 22543360. Its totient is φ = 11095056.

The previous prime is 16775041. The next prime is 16775053. The reversal of 16775049 is 94057761.

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

It is not a de Polignac number, because 16775049 - 2³ = 16775041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16774998 and 16775016.

It is not an unprimeable number, because it can be changed into a prime (16775041) 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, 21634 + ... + 22395.

It is an arithmetic number, because the mean of its divisors is an integer number (2817920).

Almost surely, 2^16775049 is an apocalyptic number.

It is an amenable number.

16775049 is a deficient number, since it is larger than the sum of its proper divisors (5768311).

16775049 is a wasteful number, since it uses less digits than its factorization.

16775049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44159.

The product of its (nonzero) digits is 52920, while the sum is 39.

The square root of 16775049 is about 4095.7354650905. The cubic root of 16775049 is about 255.9889775935.

The spelling of 16775049 in words is "sixteen million, seven hundred seventy-five thousand, forty-nine".