11229644 has 12 divisors (see below), whose sum is σ = 19929168. Its totient is φ = 5535600.

The previous prime is 11229637. The next prime is 11229649. The reversal of 11229644 is 44692211.

11229644 = T₁₂₇ + T₁₂₈ + ... + T₄₁₀.

It is a super-2 number, since 2×11229644² = 252209808733472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11229649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19487 + ... + 20054.

It is an arithmetic number, because the mean of its divisors is an integer number (1660764).

Almost surely, 2^11229644 is an apocalyptic number.

It is an amenable number.

11229644 is a deficient number, since it is larger than the sum of its proper divisors (8699524).

11229644 is a wasteful number, since it uses less digits than its factorization.

11229644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39616 (or 39614 counting only the distinct ones).

The product of its digits is 3456, while the sum is 29.

The square root of 11229644 is about 3351.0660990198. The cubic root of 11229644 is about 223.9350098449.

The spelling of 11229644 in words is "eleven million, two hundred twenty-nine thousand, six hundred forty-four".