12630573 has 40 divisors (see below), whose sum is σ = 20618400. Its totient is φ = 7674912.

The previous prime is 12630559. The next prime is 12630577. The reversal of 12630573 is 37503621.

It is a happy number.

It is not a de Polignac number, because 12630573 - 2⁶ = 12630509 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12630577) 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 39 ways as a sum of consecutive naturals, for example, 44490 + ... + 44772.

It is an arithmetic number, because the mean of its divisors is an integer number (515460).

Almost surely, 2^12630573 is an apocalyptic number.

It is an amenable number.

12630573 is a deficient number, since it is larger than the sum of its proper divisors (7987827).

12630573 is a wasteful number, since it uses less digits than its factorization.

12630573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343 (or 334 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 12630573 is about 3553.9517441856. The cubic root of 12630573 is about 232.8847324147.

It can be divided in two parts, 12630 and 573, that added together give a triangular number (13203 = T₁₆₂).

The spelling of 12630573 in words is "twelve million, six hundred thirty thousand, five hundred seventy-three".