11773212 has 48 divisors (see below), whose sum is σ = 30374400. Its totient is φ = 3519360.

The previous prime is 11773189. The next prime is 11773213. The reversal of 11773212 is 21237711.

11773212 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11773213) 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, 9864 + ... + 10992.

It is an arithmetic number, because the mean of its divisors is an integer number (632800).

Almost surely, 2^11773212 is an apocalyptic number.

11773212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11773212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15187200).

11773212 is an abundant number, since it is smaller than the sum of its proper divisors (18601188).

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

11773212 is a wasteful number, since it uses less digits than its factorization.

11773212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226 (or 1224 counting only the distinct ones).

The product of its digits is 588, while the sum is 24.

The square root of 11773212 is about 3431.2114478709. The cubic root of 11773212 is about 227.4914024847.

The spelling of 11773212 in words is "eleven million, seven hundred seventy-three thousand, two hundred twelve".