1838648324 has 12 divisors (see below), whose sum is σ = 3221412684. Its totient is φ = 918244704.

The previous prime is 1838648269. The next prime is 1838648327. The reversal of 1838648324 is 4238468381.

It can be written as a sum of positive squares in 2 ways, for example, as 1113423424 + 725224900 = 33368^2 + 26930^2 .

It is not an unprimeable number, because it can be changed into a prime (1838648327) 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, 266027 + ... + 272850.

It is an arithmetic number, because the mean of its divisors is an integer number (268451057).

Almost surely, 2^1838648324 is an apocalyptic number.

It is an amenable number.

1838648324 is a deficient number, since it is larger than the sum of its proper divisors (1382764360).

1838648324 is a wasteful number, since it uses less digits than its factorization.

1838648324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539734 (or 539732 counting only the distinct ones).

The product of its digits is 884736, while the sum is 47.

The square root of 1838648324 is about 42879.4627298431. The cubic root of 1838648324 is about 1225.0850029034.

The spelling of 1838648324 in words is "one billion, eight hundred thirty-eight million, six hundred forty-eight thousand, three hundred twenty-four".