11957228 has 12 divisors (see below), whose sum is σ = 20962200. Its totient is φ = 5968032.

The previous prime is 11957221. The next prime is 11957249. The reversal of 11957228 is 82275911.

It is a super-3 number, since 3×11957228³ (a number of 22 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11957221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248 + ... + 4896.

It is an arithmetic number, because the mean of its divisors is an integer number (1746850).

Almost surely, 2^11957228 is an apocalyptic number.

It is an amenable number.

11957228 is a deficient number, since it is larger than the sum of its proper divisors (9004972).

11957228 is a wasteful number, since it uses less digits than its factorization.

11957228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5296 (or 5294 counting only the distinct ones).

The product of its digits is 10080, while the sum is 35.

The square root of 11957228 is about 3457.9224976856. The cubic root of 11957228 is about 228.6705151495.

The spelling of 11957228 in words is "eleven million, nine hundred fifty-seven thousand, two hundred twenty-eight".