1000938 has 8 divisors (see below), whose sum is σ = 2001888. Its totient is φ = 333644.

The previous prime is 1000931. The next prime is 1000969. The reversal of 1000938 is 8390001.

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

1000938 is an admirable number.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1000931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83406 + ... + 83417.

It is an arithmetic number, because the mean of its divisors is an integer number (250236).

2^1000938 is an apocalyptic number.

1000938 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.

1000938 is a wasteful number, since it uses less digits than its factorization.

1000938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166828.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1000938 is about 1000.4688900711. The cubic root of 1000938 is about 100.0312568957.

Adding to 1000938 its reverse (8390001), we get a palindrome (9390939).

The spelling of 1000938 in words is "one million, nine hundred thirty-eight", and thus it is an aban number.