11922388 has 12 divisors (see below), whose sum is σ = 20893012. Its totient is φ = 5952960.

The previous prime is 11922373. The next prime is 11922397. The reversal of 11922388 is 88322911.

It can be written as a sum of positive squares in 2 ways, for example, as 753424 + 11168964 = 868^2 + 3342^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 2158 + ... + 5338.

Almost surely, 2^11922388 is an apocalyptic number.

It is an amenable number.

11922388 is a deficient number, since it is larger than the sum of its proper divisors (8970624).

11922388 is a wasteful number, since it uses less digits than its factorization.

11922388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4122 (or 4120 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 11922388 is about 3452.8811158220. The cubic root of 11922388 is about 228.4482052338.

The spelling of 11922388 in words is "eleven million, nine hundred twenty-two thousand, three hundred eighty-eight".