2019946 has 8 divisors (see below), whose sum is σ = 3058560. Its totient is φ = 1000428.

The previous prime is 2019931. The next prime is 2019959. The reversal of 2019946 is 6499102.

It is a happy number.

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

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, 4506 + ... + 4933.

It is an arithmetic number, because the mean of its divisors is an integer number (382320).

2^2019946 is an apocalyptic number.

2019946 is a deficient number, since it is larger than the sum of its proper divisors (1038614).

2019946 is a wasteful number, since it uses less digits than its factorization.

2019946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9548.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 2019946 is about 1421.2480430945. The cubic root of 2019946 is about 126.4095600444.

The spelling of 2019946 in words is "two million, nineteen thousand, nine hundred forty-six".