12273723 has 48 divisors (see below), whose sum is σ = 22464000. Its totient is φ = 6272640.

The previous prime is 12273689. The next prime is 12273761. The reversal of 12273723 is 32737221.

It is a happy number.

It is not a de Polignac number, because 12273723 - 2¹⁰ = 12272699 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 61578 + ... + 61776.

It is an arithmetic number, because the mean of its divisors is an integer number (468000).

Almost surely, 2^12273723 is an apocalyptic number.

12273723 is a deficient number, since it is larger than the sum of its proper divisors (10190277).

12273723 is a wasteful number, since it uses less digits than its factorization.

12273723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 309 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 12273723 is about 3503.3873608267. The cubic root of 12273723 is about 230.6705259674.

It can be divided in two parts, 122737 and 23, that added together give a triangular number (122760 = T₄₉₅).

The spelling of 12273723 in words is "twelve million, two hundred seventy-three thousand, seven hundred twenty-three".