11333340 has 72 divisors (see below), whose sum is σ = 34856640. Its totient is φ = 2980224.

The previous prime is 11333303. The next prime is 11333347. The reversal of 11333340 is 4333311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11333347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13822 + ... + 14618.

It is an arithmetic number, because the mean of its divisors is an integer number (484120).

Almost surely, 2^11333340 is an apocalyptic number.

11333340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11333340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17428320).

11333340 is an abundant number, since it is smaller than the sum of its proper divisors (23523300).

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

11333340 is a wasteful number, since it uses less digits than its factorization.

11333340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891 (or 886 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 11333340 is about 3366.5026362681. The cubic root of 11333340 is about 224.6221807371.

Adding to 11333340 its reverse (4333311), we get a palindrome (15666651).

The spelling of 11333340 in words is "eleven million, three hundred thirty-three thousand, three hundred forty".