42271539 has 16 divisors (see below), whose sum is σ = 58963200. Its totient is φ = 26886816.

The previous prime is 42271519. The next prime is 42271543. The reversal of 42271539 is 93517224.

It is not a de Polignac number, because 42271539 - 2¹² = 42267443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42271519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50577 + ... + 51405.

It is an arithmetic number, because the mean of its divisors is an integer number (3685200).

Almost surely, 2^42271539 is an apocalyptic number.

42271539 is a deficient number, since it is larger than the sum of its proper divisors (16691661).

42271539 is a wasteful number, since it uses less digits than its factorization.

42271539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594.

The product of its digits is 15120, while the sum is 33.

The square root of 42271539 is about 6501.6566350431. The cubic root of 42271539 is about 348.3501644505.

The spelling of 42271539 in words is "forty-two million, two hundred seventy-one thousand, five hundred thirty-nine".