2168046 has 28 divisors (see below), whose sum is σ = 4879152. Its totient is φ = 722196.

The previous prime is 2168029. The next prime is 2168051. The reversal of 2168046 is 6408612.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 715 + ... + 2201.

2^2168046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2168046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2439576).

2168046 is an abundant number, since it is smaller than the sum of its proper divisors (2711106).

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

2168046 is an equidigital number, since it uses as much as digits as its factorization.

2168046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507 (or 1492 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2168046 is about 1472.4286060791. The cubic root of 2168046 is about 129.4263879035.

The spelling of 2168046 in words is "two million, one hundred sixty-eight thousand, forty-six".