11290272 has 96 divisors (see below), whose sum is σ = 34618752. Its totient is φ = 3154944.

The previous prime is 11290271. The next prime is 11290277. The reversal of 11290272 is 27209211.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (11290271) 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, 35458 + ... + 35774.

It is an arithmetic number, because the mean of its divisors is an integer number (360612).

Almost surely, 2^11290272 is an apocalyptic number.

11290272 is a gapful number since it is divisible by the number (12) 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 11290272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17309376).

11290272 is an abundant number, since it is smaller than the sum of its proper divisors (23328480).

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

11290272 is a wasteful number, since it uses less digits than its factorization.

11290272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 382 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 11290272 is about 3360.0999985119. The cubic root of 11290272 is about 224.3372894882.

Adding to 11290272 its reverse (27209211), we get a palindrome (38499483).

The spelling of 11290272 in words is "eleven million, two hundred ninety thousand, two hundred seventy-two".