11621696 has 56 divisors (see below), whose sum is σ = 24408384. Its totient is φ = 5483520.

The previous prime is 11621677. The next prime is 11621699. The reversal of 11621696 is 69612611.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112781 + ... + 112883.

It is an arithmetic number, because the mean of its divisors is an integer number (435864).

Almost surely, 2^11621696 is an apocalyptic number.

11621696 is a gapful number since it is divisible by the number (16) 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 11621696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12204192).

11621696 is an abundant number, since it is smaller than the sum of its proper divisors (12786688).

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

11621696 is a wasteful number, since it uses less digits than its factorization.

11621696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199 (or 189 counting only the distinct ones).

The product of its digits is 3888, while the sum is 32.

The square root of 11621696 is about 3409.0608677464. The cubic root of 11621696 is about 226.5112814319.

It can be divided in two parts, 116 and 21696, that added together give a palindrome (21812).

The spelling of 11621696 in words is "eleven million, six hundred twenty-one thousand, six hundred ninety-six".