1009946 has 8 divisors (see below), whose sum is σ = 1731360. Its totient is φ = 432828.

The previous prime is 1009937. The next prime is 1009951. The reversal of 1009946 is 6499001.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36056 + ... + 36083.

It is an arithmetic number, because the mean of its divisors is an integer number (216420).

2^1009946 is an apocalyptic number.

1009946 is a deficient number, since it is larger than the sum of its proper divisors (721414).

1009946 is an equidigital number, since it uses as much as digits as its factorization.

1009946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72148.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 1009946 is about 1004.9606957488. The cubic root of 1009946 is about 100.3304402232.

The spelling of 1009946 in words is "one million, nine thousand, nine hundred forty-six".