11623612 has 48 divisors (see below), whose sum is σ = 27320832. Its totient is φ = 4178880.

The previous prime is 11623609. The next prime is 11623621. The reversal of 11623612 is 21632611.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2553 + ... + 5455.

It is an arithmetic number, because the mean of its divisors is an integer number (569184).

Almost surely, 2^11623612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11623612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13660416).

11623612 is an abundant number, since it is smaller than the sum of its proper divisors (15697220).

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

11623612 is a wasteful number, since it uses less digits than its factorization.

11623612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938 (or 2936 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

The square root of 11623612 is about 3409.3418719747. The cubic root of 11623612 is about 226.5237286045.

It can be divided in two parts, 1162 and 3612, that added together give a palindrome (4774).

The spelling of 11623612 in words is "eleven million, six hundred twenty-three thousand, six hundred twelve".