12204773 has 12 divisors (see below), whose sum is σ = 14271660. Its totient is φ = 10406592.

The previous prime is 12204769. The next prime is 12204781. The reversal of 12204773 is 37740221.

12204773 = 212² + 213² + ... + 358².

It can be written as a sum of positive squares in 2 ways, for example, as 4008004 + 8196769 = 2002^2 + 2863^2 .

It is not a de Polignac number, because 12204773 - 2² = 12204769 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204713) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10883 + ... + 11951.

It is an arithmetic number, because the mean of its divisors is an integer number (1189305).

Almost surely, 2^12204773 is an apocalyptic number.

It is an amenable number.

12204773 is a deficient number, since it is larger than the sum of its proper divisors (2066887).

12204773 is a wasteful number, since it uses less digits than its factorization.

12204773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316 (or 1309 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 12204773 is about 3493.5330254629. The cubic root of 12204773 is about 230.2377692373.

Adding to 12204773 its reverse (37740221), we get a palindrome (49944994).

The spelling of 12204773 in words is "twelve million, two hundred four thousand, seven hundred seventy-three".