11806224 has 20 divisors (see below), whose sum is σ = 30499536. Its totient is φ = 3935392.

The previous prime is 11806189. The next prime is 11806231. The reversal of 11806224 is 42260811.

11806224 = T₁₃₀ + T₁₃₁ + ... + T₄₁₇.

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

It is a junction number, because it is equal to n+sod(n) for n = 11806194 and 11806203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122934 + ... + 123029.

Almost surely, 2^11806224 is an apocalyptic number.

It is an amenable number.

11806224 is an abundant number, since it is smaller than the sum of its proper divisors (18693312).

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

11806224 is a wasteful number, since it uses less digits than its factorization.

11806224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245974 (or 245968 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 11806224 is about 3436.0186262592. The cubic root of 11806224 is about 227.7038321319.

The spelling of 11806224 in words is "eleven million, eight hundred six thousand, two hundred twenty-four".