12249572 has 12 divisors (see below), whose sum is σ = 21841596. Its totient is φ = 6009120.

The previous prime is 12249533. The next prime is 12249599. The reversal of 12249572 is 27594221.

It can be written as a sum of positive squares in 2 ways, for example, as 9339136 + 2910436 = 3056^2 + 1706^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28679 + ... + 29102.

It is an arithmetic number, because the mean of its divisors is an integer number (1820133).

Almost surely, 2^12249572 is an apocalyptic number.

It is an amenable number.

12249572 is a deficient number, since it is larger than the sum of its proper divisors (9592024).

12249572 is a wasteful number, since it uses less digits than its factorization.

12249572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57838 (or 57836 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 12249572 is about 3499.9388566088. The cubic root of 12249572 is about 230.5191298550.

It can be divided in two parts, 12249 and 572, that added together give a palindrome (12821).

The spelling of 12249572 in words is "twelve million, two hundred forty-nine thousand, five hundred seventy-two".