11606638 has 8 divisors (see below), whose sum is σ = 17465832. Its totient is φ = 5784696.

The previous prime is 11606633. The next prime is 11606677. The reversal of 11606638 is 83660611.

11606638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11606633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8520 + ... + 9787.

It is an arithmetic number, because the mean of its divisors is an integer number (2183229).

Almost surely, 2^11606638 is an apocalyptic number.

11606638 is a deficient number, since it is larger than the sum of its proper divisors (5859194).

11606638 is a wasteful number, since it uses less digits than its factorization.

11606638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18626.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 11606638 is about 3406.8516257683. The cubic root of 11606638 is about 226.4134104315.

The spelling of 11606638 in words is "eleven million, six hundred six thousand, six hundred thirty-eight".