12747572 has 24 divisors (see below), whose sum is σ = 23181312. Its totient is φ = 6127200.

The previous prime is 12747563. The next prime is 12747577. The reversal of 12747572 is 27574721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12747577) 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, 27422 + ... + 27882.

It is an arithmetic number, because the mean of its divisors is an integer number (965888).

Almost surely, 2^12747572 is an apocalyptic number.

It is an amenable number.

12747572 is a deficient number, since it is larger than the sum of its proper divisors (10433740).

12747572 is a wasteful number, since it uses less digits than its factorization.

12747572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719 (or 717 counting only the distinct ones).

The product of its digits is 27440, while the sum is 35.

The square root of 12747572 is about 3570.3742100794. The cubic root of 12747572 is about 233.6016061768.

The spelling of 12747572 in words is "twelve million, seven hundred forty-seven thousand, five hundred seventy-two".