12773650 has 12 divisors (see below), whose sum is σ = 23759082. Its totient is φ = 5109440.

The previous prime is 12773627. The next prime is 12773653. The reversal of 12773650 is 5637721.

It can be written as a sum of positive squares in 3 ways, for example, as 11471769 + 1301881 = 3387^2 + 1141^2 .

It is a super-2 number, since 2×12773650² = 326332268645000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12773653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127687 + ... + 127786.

Almost surely, 2^12773650 is an apocalyptic number.

12773650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12773650 is a deficient number, since it is larger than the sum of its proper divisors (10985432).

12773650 is a wasteful number, since it uses less digits than its factorization.

12773650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255485 (or 255480 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 31.

The square root of 12773650 is about 3574.0243423905. The cubic root of 12773650 is about 233.7607923945.

The spelling of 12773650 in words is "twelve million, seven hundred seventy-three thousand, six hundred fifty".