1838612 has 12 divisors (see below), whose sum is σ = 3247860. Its totient is φ = 910656.

The previous prime is 1838591. The next prime is 1838621. The reversal of 1838612 is 2168381.

It can be written as a sum of positive squares in 2 ways, for example, as 1473796 + 364816 = 1214^2 + 604^2 .

It is a congruent number.

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, 1673 + ... + 2544.

It is an arithmetic number, because the mean of its divisors is an integer number (270655).

2^1838612 is an apocalyptic number.

It is an amenable number.

1838612 is a deficient number, since it is larger than the sum of its proper divisors (1409248).

1838612 is a wasteful number, since it uses less digits than its factorization.

1838612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330 (or 4328 counting only the distinct ones).

The product of its digits is 2304, while the sum is 29.

The square root of 1838612 is about 1355.9542765153. The cubic root of 1838612 is about 122.5076935332.

The spelling of 1838612 in words is "one million, eight hundred thirty-eight thousand, six hundred twelve".