16672650 has 48 divisors (see below), whose sum is σ = 42372288. Its totient is φ = 4336000.

The previous prime is 16672619. The next prime is 16672657. The reversal of 16672650 is 5627661.

It is not an unprimeable number, because it can be changed into a prime (16672657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4795 + ... + 7505.

It is an arithmetic number, because the mean of its divisors is an integer number (882756).

Almost surely, 2^16672650 is an apocalyptic number.

16672650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16672650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21186144).

16672650 is an abundant number, since it is smaller than the sum of its proper divisors (25699638).

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

16672650 is a wasteful number, since it uses less digits than its factorization.

16672650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767 (or 2762 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 16672650 is about 4083.2156445625. The cubic root of 16672650 is about 255.4670410392.

The spelling of 16672650 in words is "sixteen million, six hundred seventy-two thousand, six hundred fifty".