11213850 has 24 divisors (see below), whose sum is σ = 27810720. Its totient is φ = 2990320.

The previous prime is 11213843. The next prime is 11213957. The reversal of 11213850 is 5831211.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 37230 + ... + 37529.

It is an arithmetic number, because the mean of its divisors is an integer number (1158780).

Almost surely, 2^11213850 is an apocalyptic number.

11213850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11213850 is an abundant number, since it is smaller than the sum of its proper divisors (16596870).

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

11213850 is a wasteful number, since it uses less digits than its factorization.

11213850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74774 (or 74769 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 11213850 is about 3348.7087063523. The cubic root of 11213850 is about 223.8299756760.

The spelling of 11213850 in words is "eleven million, two hundred thirteen thousand, eight hundred fifty".