11862213 has 16 divisors (see below), whose sum is σ = 18163200. Its totient is φ = 6810480.

The previous prime is 11862203. The next prime is 11862217. The reversal of 11862213 is 31226811.

It is not a de Polignac number, because 11862213 - 2⁹ = 11861701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11862217) 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, 8833 + ... + 10086.

It is an arithmetic number, because the mean of its divisors is an integer number (1135200).

Almost surely, 2^11862213 is an apocalyptic number.

It is an amenable number.

11862213 is a deficient number, since it is larger than the sum of its proper divisors (6300987).

11862213 is a wasteful number, since it uses less digits than its factorization.

11862213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18952.

The product of its digits is 576, while the sum is 24.

The square root of 11862213 is about 3444.1563553358. The cubic root of 11862213 is about 228.0632134665.

The spelling of 11862213 in words is "eleven million, eight hundred sixty-two thousand, two hundred thirteen".