11408388 has 12 divisors (see below), whose sum is σ = 26619600. Its totient is φ = 3802792.

The previous prime is 11408381. The next prime is 11408389. The reversal of 11408388 is 88380411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (11408381) 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, 475338 + ... + 475361.

It is an arithmetic number, because the mean of its divisors is an integer number (2218300).

Almost surely, 2^11408388 is an apocalyptic number.

It is an amenable number.

11408388 is an abundant number, since it is smaller than the sum of its proper divisors (15211212).

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

11408388 is a wasteful number, since it uses less digits than its factorization.

11408388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950706 (or 950704 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 33.

The square root of 11408388 is about 3377.6305304163. The cubic root of 11408388 is about 225.1168972810.

Adding to 11408388 its reverse (88380411), we get a palindrome (99788799).

The spelling of 11408388 in words is "eleven million, four hundred eight thousand, three hundred eighty-eight".