12569042 has 8 divisors (see below), whose sum is σ = 19313532. Its totient is φ = 6131200.

The previous prime is 12569041. The next prime is 12569047. The reversal of 12569042 is 24096521.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12524521 + 44521 = 3539^2 + 211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12568996 and 12569014.

It is not an unprimeable number, because it can be changed into a prime (12569041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76559 + ... + 76722.

Almost surely, 2^12569042 is an apocalyptic number.

12569042 is a deficient number, since it is larger than the sum of its proper divisors (6744490).

12569042 is a wasteful number, since it uses less digits than its factorization.

12569042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153324.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 12569042 is about 3545.2844737764. The cubic root of 12569042 is about 232.5059435024.

The spelling of 12569042 in words is "twelve million, five hundred sixty-nine thousand, forty-two".