42857594 has 16 divisors (see below), whose sum is σ = 70013160. Its totient is φ = 19557120.

The previous prime is 42857569. The next prime is 42857599. The reversal of 42857594 is 49575824.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 36421225 + 6436369 = 6035^2 + 2537^2 .

It is not an unprimeable number, because it can be changed into a prime (42857599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6947 + ... + 11574.

Almost surely, 2^42857594 is an apocalyptic number.

42857594 is a deficient number, since it is larger than the sum of its proper divisors (27155566).

42857594 is a wasteful number, since it uses less digits than its factorization.

42857594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18625.

The product of its digits is 403200, while the sum is 44.

The square root of 42857594 is about 6546.5711635940. The cubic root of 42857594 is about 349.9526303239.

The spelling of 42857594 in words is "forty-two million, eight hundred fifty-seven thousand, five hundred ninety-four".