16774047 has 12 divisors (see below), whose sum is σ = 25126920. Its totient is φ = 11182536.

The previous prime is 16774031. The next prime is 16774049. The reversal of 16774047 is 74047761.

It is not a de Polignac number, because 16774047 - 2⁴ = 16774031 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16774049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34272 + ... + 34757.

It is an arithmetic number, because the mean of its divisors is an integer number (2093910).

Almost surely, 2^16774047 is an apocalyptic number.

16774047 is a deficient number, since it is larger than the sum of its proper divisors (8352873).

16774047 is an frugal number, since it uses more digits than its factorization.

16774047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69044 (or 69032 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 16774047 is about 4095.6131409107. The cubic root of 16774047 is about 255.9838806175.

The spelling of 16774047 in words is "sixteen million, seven hundred seventy-four thousand, forty-seven".