1838912 has 28 divisors (see below), whose sum is σ = 3718560. Its totient is φ = 902016.

The previous prime is 1838911. The next prime is 1838923. The reversal of 1838912 is 2198381.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1838911) 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, 3533 + ... + 4019.

2^1838912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1838912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1859280).

1838912 is an abundant number, since it is smaller than the sum of its proper divisors (1879648).

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

1838912 is an equidigital number, since it uses as much as digits as its factorization.

1838912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558 (or 548 counting only the distinct ones).

The product of its digits is 3456, while the sum is 32.

The square root of 1838912 is about 1356.0648952023. The cubic root of 1838912 is about 122.5143562239.

The spelling of 1838912 in words is "one million, eight hundred thirty-eight thousand, nine hundred twelve".