12409773 has 8 divisors (see below), whose sum is σ = 16693248. Its totient is φ = 8199744.

The previous prime is 12409729. The next prime is 12409801. The reversal of 12409773 is 37790421.

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

It is not a de Polignac number, because 12409773 - 2¹⁶ = 12344237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12409723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17965 + ... + 18642.

It is an arithmetic number, because the mean of its divisors is an integer number (2086656).

Almost surely, 2^12409773 is an apocalyptic number.

It is an amenable number.

12409773 is a deficient number, since it is larger than the sum of its proper divisors (4283475).

12409773 is a wasteful number, since it uses less digits than its factorization.

12409773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36723.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 12409773 is about 3522.7507717691. The cubic root of 12409773 is about 231.5196972233.

The spelling of 12409773 in words is "twelve million, four hundred nine thousand, seven hundred seventy-three".