11922765 has 16 divisors (see below), whose sum is σ = 19264128. Its totient is φ = 6296256.

The previous prime is 11922733. The next prime is 11922767. The reversal of 11922765 is 56722911.

It is not a de Polignac number, because 11922765 - 2⁵ = 11922733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11922767) 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, 2314 + ... + 5403.

It is an arithmetic number, because the mean of its divisors is an integer number (1204008).

Almost surely, 2^11922765 is an apocalyptic number.

11922765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11922765 is a deficient number, since it is larger than the sum of its proper divisors (7341363).

11922765 is a wasteful number, since it uses less digits than its factorization.

11922765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7828.

The product of its digits is 7560, while the sum is 33.

The square root of 11922765 is about 3452.9357074814. The cubic root of 11922765 is about 228.4506131425.

The spelling of 11922765 in words is "eleven million, nine hundred twenty-two thousand, seven hundred sixty-five".