16074909 has 16 divisors (see below), whose sum is σ = 24459840. Its totient is φ = 10426320.

The previous prime is 16074899. The next prime is 16074917. The reversal of 16074909 is 90947061.

16074909 is a `hidden beast` number, since 1 + 607 + 49 + 0 + 9 = 666.

It is not a de Polignac number, because 16074909 - 2⁹ = 16074397 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16074959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7047 + ... + 9044.

It is an arithmetic number, because the mean of its divisors is an integer number (1528740).

Almost surely, 2^16074909 is an apocalyptic number.

It is an amenable number.

16074909 is a deficient number, since it is larger than the sum of its proper divisors (8384931).

16074909 is a wasteful number, since it uses less digits than its factorization.

16074909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16137 (or 16131 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 16074909 is about 4009.3526908966. The cubic root of 16074909 is about 252.3768454744.

The spelling of 16074909 in words is "sixteen million, seventy-four thousand, nine hundred nine".