11842340 has 24 divisors (see below), whose sum is σ = 25152120. Its totient is φ = 4683008.

The previous prime is 11842307. The next prime is 11842349. The reversal of 11842340 is 4324811.

It can be written as a sum of positive squares in 4 ways, for example, as 295936 + 11546404 = 544^2 + 3398^2 .

It is not an unprimeable number, because it can be changed into a prime (11842349) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1547 + ... + 5106.

It is an arithmetic number, because the mean of its divisors is an integer number (1048005).

Almost surely, 2^11842340 is an apocalyptic number.

11842340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11842340 is an abundant number, since it is smaller than the sum of its proper divisors (13309780).

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

11842340 is a wasteful number, since it uses less digits than its factorization.

11842340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6751 (or 6749 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 11842340 is about 3441.2701143618. The cubic root of 11842340 is about 227.9357826738.

The spelling of 11842340 in words is "eleven million, eight hundred forty-two thousand, three hundred forty".