16671074 has 24 divisors (see below), whose sum is σ = 29535120. Its totient is φ = 7035336.

The previous prime is 16671071. The next prime is 16671079. The reversal of 16671074 is 47017661.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 16671074.

It is not an unprimeable number, because it can be changed into a prime (16671071) 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 11 ways as a sum of consecutive naturals, for example, 5297 + ... + 7835.

It is an arithmetic number, because the mean of its divisors is an integer number (1230630).

Almost surely, 2^16671074 is an apocalyptic number.

16671074 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

16671074 is a deficient number, since it is larger than the sum of its proper divisors (12864046).

16671074 is a wasteful number, since it uses less digits than its factorization.

16671074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2622 (or 2615 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 16671074 is about 4083.0226548478. The cubic root of 16671074 is about 255.4589913541.

The spelling of 16671074 in words is "sixteen million, six hundred seventy-one thousand, seventy-four".