11557338 has 16 divisors (see below), whose sum is σ = 24892896. Its totient is φ = 3556080.

The previous prime is 11557319. The next prime is 11557363. The reversal of 11557338 is 83375511.

11557338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11557299 and 11557308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74008 + ... + 74163.

It is an arithmetic number, because the mean of its divisors is an integer number (1555806).

Almost surely, 2^11557338 is an apocalyptic number.

11557338 is an abundant number, since it is smaller than the sum of its proper divisors (13335558).

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

11557338 is a wasteful number, since it uses less digits than its factorization.

11557338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148189.

The product of its digits is 12600, while the sum is 33.

The square root of 11557338 is about 3399.6085068725. The cubic root of 11557338 is about 226.0923865892.

The spelling of 11557338 in words is "eleven million, five hundred fifty-seven thousand, three hundred thirty-eight".