11722496 has 36 divisors (see below), whose sum is σ = 24221400. Its totient is φ = 5655552.

The previous prime is 11722489. The next prime is 11722499. The reversal of 11722496 is 69422711.

It is a happy number.

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 (11722499) 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 3 ways as a sum of consecutive naturals, for example, 6635 + ... + 8213.

Almost surely, 2^11722496 is an apocalyptic number.

11722496 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 11722496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12110700).

11722496 is an abundant number, since it is smaller than the sum of its proper divisors (12498904).

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

11722496 is an equidigital number, since it uses as much as digits as its factorization.

11722496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624 (or 1610 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 11722496 is about 3423.8130790100. The cubic root of 11722496 is about 227.1642739567.

The spelling of 11722496 in words is "eleven million, seven hundred twenty-two thousand, four hundred ninety-six".