12404773 has 4 divisors (see below), whose sum is σ = 12440268. Its totient is φ = 12369280.

The previous prime is 12404771. The next prime is 12404803. The reversal of 12404773 is 37740421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5098564 + 7306209 = 2258^2 + 2703^2 .

It is a cyclic number.

It is not a de Polignac number, because 12404773 - 2¹ = 12404771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17218 + ... + 17923.

It is an arithmetic number, because the mean of its divisors is an integer number (3110067).

Almost surely, 2^12404773 is an apocalyptic number.

It is an amenable number.

12404773 is a deficient number, since it is larger than the sum of its proper divisors (35495).

12404773 is an equidigital number, since it uses as much as digits as its factorization.

12404773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35494.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 12404773 is about 3522.0410275861. The cubic root of 12404773 is about 231.4885993139.

It can be divided in two parts, 1240 and 4773, that multiplied together give a triangular number (5918520 = T₃₄₄₀).

The spelling of 12404773 in words is "twelve million, four hundred four thousand, seven hundred seventy-three".