1836667340 has 12 divisors (see below), whose sum is σ = 3857001456. Its totient is φ = 734666928.

The previous prime is 1836667337. The next prime is 1836667351. The reversal of 1836667340 is 437666381.

It is a junction number, because it is equal to n+sod(n) for n = 1836667291 and 1836667300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45916664 + ... + 45916703.

It is an arithmetic number, because the mean of its divisors is an integer number (321416788).

Almost surely, 2^1836667340 is an apocalyptic number.

1836667340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1836667340 is an abundant number, since it is smaller than the sum of its proper divisors (2020334116).

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

1836667340 is a wasteful number, since it uses less digits than its factorization.

1836667340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91833376 (or 91833374 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The square root of 1836667340 is about 42856.3570547008. The cubic root of 1836667340 is about 1224.6448705406.

The spelling of 1836667340 in words is "one billion, eight hundred thirty-six million, six hundred sixty-seven thousand, three hundred forty".