11922906 has 8 divisors (see below), whose sum is σ = 23845824. Its totient is φ = 3974300.

The previous prime is 11922893. The next prime is 11922907. The reversal of 11922906 is 60922911.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

11922906 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (11922907) 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, 993570 + ... + 993581.

It is an arithmetic number, because the mean of its divisors is an integer number (2980728).

Almost surely, 2^11922906 is an apocalyptic number.

11922906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11922906 is a wasteful number, since it uses less digits than its factorization.

11922906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987156.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 11922906 is about 3452.9561248299. The cubic root of 11922906 is about 228.4515137001.

The spelling of 11922906 in words is "eleven million, nine hundred twenty-two thousand, nine hundred six".