16828845 has 32 divisors (see below), whose sum is σ = 30395520. Its totient is φ = 7875840.

The previous prime is 16828841. The next prime is 16828849. The reversal of 16828845 is 54882861.

It is an interprime number because it is at equal distance from previous prime (16828841) and next prime (16828849).

It is not a de Polignac number, because 16828845 - 2² = 16828841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16828797 and 16828806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16828841) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3027 + ... + 6543.

It is an arithmetic number, because the mean of its divisors is an integer number (949860).

Almost surely, 2^16828845 is an apocalyptic number.

16828845 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16828845 is a deficient number, since it is larger than the sum of its proper divisors (13566675).

16828845 is a wasteful number, since it uses less digits than its factorization.

16828845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565.

The product of its digits is 122880, while the sum is 42.

The square root of 16828845 is about 4102.2975269963. The cubic root of 16828845 is about 256.2623297656.

The spelling of 16828845 in words is "sixteen million, eight hundred twenty-eight thousand, eight hundred forty-five".