11491632 has 50 divisors (see below), whose sum is σ = 33263868. Its totient is φ = 3830112.

The previous prime is 11491583. The next prime is 11491633. The reversal of 11491632 is 23619411.

11491632 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11491596 and 11491605.

It is not an unprimeable number, because it can be changed into a prime (11491633) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3138 + ... + 5729.

Almost surely, 2^11491632 is an apocalyptic number.

11491632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11491632 is an abundant number, since it is smaller than the sum of its proper divisors (21772236).

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

11491632 is an equidigital number, since it uses as much as digits as its factorization.

11491632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8887 (or 8872 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 11491632 is about 3389.9309727486. The cubic root of 11491632 is about 225.6631104558.

The spelling of 11491632 in words is "eleven million, four hundred ninety-one thousand, six hundred thirty-two".