2039946 has 8 divisors (see below), whose sum is σ = 4079904. Its totient is φ = 679980.

The previous prime is 2039929. The next prime is 2039951. The reversal of 2039946 is 6499302.

It is a sphenic number, since it is the product of 3 distinct primes.

2039946 is an admirable number.

It is a super-2 number, since 2×2039946² = 8322759365832, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169990 + ... + 170001.

It is an arithmetic number, because the mean of its divisors is an integer number (509988).

2^2039946 is an apocalyptic number.

2039946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2039946 is a wasteful number, since it uses less digits than its factorization.

2039946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339996.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 2039946 is about 1428.2667818023. The cubic root of 2039946 is about 126.8253950403.

The spelling of 2039946 in words is "two million, thirty-nine thousand, nine hundred forty-six".