1838964 has 12 divisors (see below), whose sum is σ = 4290944. Its totient is φ = 612984.

The previous prime is 1838957. The next prime is 1838983. The reversal of 1838964 is 4698381.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 76612 + ... + 76635.

2^1838964 is an apocalyptic number.

It is an amenable number.

1838964 is an abundant number, since it is smaller than the sum of its proper divisors (2451980).

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

1838964 is a wasteful number, since it uses less digits than its factorization.

1838964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153254 (or 153252 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 1838964 is about 1356.0840681905. The cubic root of 1838964 is about 122.5155110166.

The spelling of 1838964 in words is "one million, eight hundred thirty-eight thousand, nine hundred sixty-four".