11323620 has 288 divisors, whose sum is σ = 46126080. Its totient is φ = 2177280.

The previous prime is 11323589. The next prime is 11323621. The reversal of 11323620 is 2632311.

11323620 is a `hidden beast` number, since 11 + 32 + 3 + 620 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 11323593 and 11323602.

It is not an unprimeable number, because it can be changed into a prime (11323621) 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 95 ways as a sum of consecutive naturals, for example, 263319 + ... + 263361.

It is an arithmetic number, because the mean of its divisors is an integer number (160160).

Almost surely, 2^11323620 is an apocalyptic number.

11323620 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 11323620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23063040).

11323620 is an abundant number, since it is smaller than the sum of its proper divisors (34802460).

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

11323620 is a wasteful number, since it uses less digits than its factorization.

11323620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 11323620 is about 3365.0586919101. The cubic root of 11323620 is about 224.5579468905.

Adding to 11323620 its reverse (2632311), we get a palindrome (13955931).

The spelling of 11323620 in words is "eleven million, three hundred twenty-three thousand, six hundred twenty".