11320386 has 64 divisors (see below), whose sum is σ = 28615680. Its totient is φ = 2900160.

The previous prime is 11320369. The next prime is 11320403. The reversal of 11320386 is 68302311.

It is an interprime number because it is at equal distance from previous prime (11320369) and next prime (11320403).

It is a super-2 number, since 2×11320386² = 256302278377992, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 49320 + ... + 49548.

It is an arithmetic number, because the mean of its divisors is an integer number (447120).

Almost surely, 2^11320386 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11320386, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14307840).

11320386 is an abundant number, since it is smaller than the sum of its proper divisors (17295294).

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

11320386 is a wasteful number, since it uses less digits than its factorization.

11320386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359.

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

The square root of 11320386 is about 3364.5781310589. The cubic root of 11320386 is about 224.5365671095.

Adding to 11320386 its reverse (68302311), we get a palindrome (79622697).

The spelling of 11320386 in words is "eleven million, three hundred twenty thousand, three hundred eighty-six".