16801836 has 24 divisors (see below), whose sum is σ = 39471600. Its totient is φ = 5562432.

The previous prime is 16801819. The next prime is 16801849. The reversal of 16801836 is 63810861.

It is a junction number, because it is equal to n+sod(n) for n = 16801797 and 16801806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911 + ... + 6486.

It is an arithmetic number, because the mean of its divisors is an integer number (1644650).

Almost surely, 2^16801836 is an apocalyptic number.

It is an amenable number.

16801836 is an abundant number, since it is smaller than the sum of its proper divisors (22669764).

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

16801836 is a wasteful number, since it uses less digits than its factorization.

16801836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9553 (or 9551 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 16801836 is about 4099.0042693318. The cubic root of 16801836 is about 256.1251625916.

The spelling of 16801836 in words is "sixteen million, eight hundred one thousand, eight hundred thirty-six".