11290048 has 112 divisors (see below), whose sum is σ = 29260800. Its totient is φ = 4193280.

The previous prime is 11290043. The next prime is 11290049. The reversal of 11290048 is 84009211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11290043) 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, 142873 + ... + 142951.

Almost surely, 2^11290048 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 11290048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14630400).

11290048 is an abundant number, since it is smaller than the sum of its proper divisors (17970752).

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

11290048 is a wasteful number, since it uses less digits than its factorization.

11290048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 11290048 is about 3360.0666660053. The cubic root of 11290048 is about 224.3358058545.

Adding to 11290048 its reverse (84009211), we get a palindrome (95299259).

The spelling of 11290048 in words is "eleven million, two hundred ninety thousand, forty-eight".