11647632 has 20 divisors (see below), whose sum is σ = 30089840. Its totient is φ = 3882528.

The previous prime is 11647609. The next prime is 11647633. The reversal of 11647632 is 23674611.

It is a self number, because there is not a number n which added to its sum of digits gives 11647632.

It is not an unprimeable number, because it can be changed into a prime (11647633) 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, 121282 + ... + 121377.

It is an arithmetic number, because the mean of its divisors is an integer number (1504492).

Almost surely, 2^11647632 is an apocalyptic number.

11647632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11647632 is an abundant number, since it is smaller than the sum of its proper divisors (18442208).

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

11647632 is a wasteful number, since it uses less digits than its factorization.

11647632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242670 (or 242664 counting only the distinct ones).

The product of its digits is 6048, while the sum is 30.

The square root of 11647632 is about 3412.8627279749. The cubic root of 11647632 is about 226.6796570794.

The spelling of 11647632 in words is "eleven million, six hundred forty-seven thousand, six hundred thirty-two".