11439330 has 128 divisors (see below), whose sum is σ = 34283520. Its totient is φ = 2384640.

The previous prime is 11439301. The next prime is 11439331. The reversal of 11439330 is 3393411.

11439330 = T₁₇₆ + T₁₇₇ + ... + T₄₁₉.

11439330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11439330.

It is not an unprimeable number, because it can be changed into a prime (11439331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 187500 + ... + 187560.

It is an arithmetic number, because the mean of its divisors is an integer number (267840).

Almost surely, 2^11439330 is an apocalyptic number.

11439330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11439330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17141760).

11439330 is an abundant number, since it is smaller than the sum of its proper divisors (22844190).

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

11439330 is a wasteful number, since it uses less digits than its factorization.

11439330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 11439330 is about 3382.2078587810. The cubic root of 11439330 is about 225.3202353610.

The spelling of 11439330 in words is "eleven million, four hundred thirty-nine thousand, three hundred thirty".