12072474 has 12 divisors (see below), whose sum is σ = 26157066. Its totient is φ = 4024152.

The previous prime is 12072469. The next prime is 12072517. The reversal of 12072474 is 47427021.

It is a happy number.

12072474 is a `hidden beast` number, since 120 + 72 + 474 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10400625 + 1671849 = 3225^2 + 1293^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 335329 + ... + 335364.

Almost surely, 2^12072474 is an apocalyptic number.

12072474 is an abundant number, since it is smaller than the sum of its proper divisors (14084592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12072474 is a wasteful number, since it uses less digits than its factorization.

12072474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670701 (or 670698 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 27.

The square root of 12072474 is about 3474.5465891250. The cubic root of 12072474 is about 229.4028238539.

Adding to 12072474 its reverse (47427021), we get a palindrome (59499495).

The spelling of 12072474 in words is "twelve million, seventy-two thousand, four hundred seventy-four".