11240229 has 64 divisors (see below), whose sum is σ = 21288960. Its totient is φ = 5080320.

The previous prime is 11240227. The next prime is 11240237. The reversal of 11240229 is 92204211.

11240229 = 92² + 93² + ... + 325².

It is not a de Polignac number, because 11240229 - 2¹ = 11240227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11240221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 56959 + ... + 57155.

It is an arithmetic number, because the mean of its divisors is an integer number (332640).

Almost surely, 2^11240229 is an apocalyptic number.

11240229 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11240229 is a deficient number, since it is larger than the sum of its proper divisors (10048731).

11240229 is a wasteful number, since it uses less digits than its factorization.

11240229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 11240229 is about 3352.6450751608. The cubic root of 11240229 is about 224.0053477146.

The spelling of 11240229 in words is "eleven million, two hundred forty thousand, two hundred twenty-nine".