16445676 has 48 divisors (see below), whose sum is σ = 42223104. Its totient is φ = 4950336.

The previous prime is 16445623. The next prime is 16445677. The reversal of 16445676 is 67654461.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (16445677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6211 + ... + 8453.

It is an arithmetic number, because the mean of its divisors is an integer number (879648).

Almost surely, 2^16445676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16445676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21111552).

16445676 is an abundant number, since it is smaller than the sum of its proper divisors (25777428).

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

16445676 is a wasteful number, since it uses less digits than its factorization.

16445676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310 (or 2308 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 16445676 is about 4055.3268672204. The cubic root of 16445676 is about 254.3024689425.

The spelling of 16445676 in words is "sixteen million, four hundred forty-five thousand, six hundred seventy-six".