11263840 has 96 divisors (see below), whose sum is σ = 31026240. Its totient is φ = 3784704.

The previous prime is 11263829. The next prime is 11263841. The reversal of 11263840 is 4836211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11263841) 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, 99624 + ... + 99736.

It is an arithmetic number, because the mean of its divisors is an integer number (323190).

Almost surely, 2^11263840 is an apocalyptic number.

11263840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11263840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15513120).

11263840 is an abundant number, since it is smaller than the sum of its proper divisors (19762400).

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

11263840 is a wasteful number, since it uses less digits than its factorization.

11263840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 11263840 is about 3356.1644774951. The cubic root of 11263840 is about 224.1620850689.

The spelling of 11263840 in words is "eleven million, two hundred sixty-three thousand, eight hundred forty".