12273779 has 8 divisors (see below), whose sum is σ = 14852448. Its totient is φ = 9901440.

The previous prime is 12273773. The next prime is 12273787. The reversal of 12273779 is 97737221.

12273779 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12273779 - 2⁸ = 12273523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12273773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51452 + ... + 51689.

It is an arithmetic number, because the mean of its divisors is an integer number (1856556).

Almost surely, 2^12273779 is an apocalyptic number.

12273779 is a deficient number, since it is larger than the sum of its proper divisors (2578669).

12273779 is a wasteful number, since it uses less digits than its factorization.

12273779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103165.

The product of its digits is 37044, while the sum is 38.

The square root of 12273779 is about 3503.3953530825. The cubic root of 12273779 is about 230.6708767854.

The spelling of 12273779 in words is "twelve million, two hundred seventy-three thousand, seven hundred seventy-nine".