12087752 has 32 divisors (see below), whose sum is σ = 23572920. Its totient is φ = 5806080.

The previous prime is 12087749. The next prime is 12087767. The reversal of 12087752 is 25778021.

It can be written as a sum of positive squares in 4 ways, for example, as 8797156 + 3290596 = 2966^2 + 1814^2 .

It is a super-2 number, since 2×12087752² = 292227496827008, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 28502 + ... + 28922.

Almost surely, 2^12087752 is an apocalyptic number.

It is an amenable number.

12087752 is a deficient number, since it is larger than the sum of its proper divisors (11485168).

12087752 is a wasteful number, since it uses less digits than its factorization.

12087752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 12087752 is about 3476.7444542273. The cubic root of 12087752 is about 229.4995546180.

The spelling of 12087752 in words is "twelve million, eighty-seven thousand, seven hundred fifty-two".