11309442 has 8 divisors (see below), whose sum is σ = 22618896. Its totient is φ = 3769812.

The previous prime is 11309411. The next prime is 11309483. The reversal of 11309442 is 24490311.

It is a sphenic number, since it is the product of 3 distinct primes.

11309442 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 942448 + ... + 942459.

It is an arithmetic number, because the mean of its divisors is an integer number (2827362).

Almost surely, 2^11309442 is an apocalyptic number.

11309442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11309442 is a wasteful number, since it uses less digits than its factorization.

11309442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884912.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 11309442 is about 3362.9513823426. The cubic root of 11309442 is about 224.4641867598.

Adding to 11309442 its reverse (24490311), we get a palindrome (35799753).

The spelling of 11309442 in words is "eleven million, three hundred nine thousand, four hundred forty-two".