16985046 has 32 divisors (see below), whose sum is σ = 37110528. Its totient is φ = 5150880.

The previous prime is 16985041. The next prime is 16985047. The reversal of 16985046 is 64058961.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16984995 and 16985013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16985041) 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, 4005 + ... + 7071.

It is an arithmetic number, because the mean of its divisors is an integer number (1159704).

Almost surely, 2^16985046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16985046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18555264).

16985046 is an abundant number, since it is smaller than the sum of its proper divisors (20125482).

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

16985046 is a wasteful number, since it uses less digits than its factorization.

16985046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156.

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 16985046 is about 4121.2917877772. The cubic root of 16985046 is about 257.0527429387.

The spelling of 16985046 in words is "sixteen million, nine hundred eighty-five thousand, forty-six".