11389048 has 64 divisors (see below), whose sum is σ = 25816320. Its totient is φ = 4646400.

The previous prime is 11389043. The next prime is 11389051. The reversal of 11389048 is 84098311.

It is a happy number.

11389048 is digitally balanced in base 2, because in such base 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 (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11389043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34243 + ... + 34573.

It is an arithmetic number, because the mean of its divisors is an integer number (403380).

Almost surely, 2^11389048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11389048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12908160).

11389048 is an abundant number, since it is smaller than the sum of its proper divisors (14427272).

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

11389048 is a wasteful number, since it uses less digits than its factorization.

11389048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 11389048 is about 3374.7663622835. The cubic root of 11389048 is about 224.9896159817.

The spelling of 11389048 in words is "eleven million, three hundred eighty-nine thousand, forty-eight".