12047626 has 4 divisors (see below), whose sum is σ = 18071442. Its totient is φ = 6023812.

The previous prime is 12047621. The next prime is 12047627. The reversal of 12047626 is 62674021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9308601 + 2739025 = 3051^2 + 1655^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12047594 and 12047603.

It is not an unprimeable number, because it can be changed into a prime (12047621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3011905 + ... + 3011908.

Almost surely, 2^12047626 is an apocalyptic number.

12047626 is a deficient number, since it is larger than the sum of its proper divisors (6023816).

12047626 is an equidigital number, since it uses as much as digits as its factorization.

12047626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6023815.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 12047626 is about 3470.9690289601. The cubic root of 12047626 is about 229.2453273697.

The spelling of 12047626 in words is "twelve million, forty-seven thousand, six hundred twenty-six".