16674320 has 40 divisors (see below), whose sum is σ = 41752536. Its totient is φ = 6156288.

The previous prime is 16674319. The next prime is 16674341. The reversal of 16674320 is 2347661.

It can be written as a sum of positive squares in 4 ways, for example, as 929296 + 15745024 = 964^2 + 3968^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 6977 + ... + 9056.

Almost surely, 2^16674320 is an apocalyptic number.

16674320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16674320 is an abundant number, since it is smaller than the sum of its proper divisors (25078216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16674320 is a wasteful number, since it uses less digits than its factorization.

16674320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16059 (or 16053 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 16674320 is about 4083.4201351318. The cubic root of 16674320 is about 255.4755702915.

The spelling of 16674320 in words is "sixteen million, six hundred seventy-four thousand, three hundred twenty".