42592539 has 8 divisors (see below), whose sum is σ = 61952832. Its totient is φ = 25813640.

The previous prime is 42592523. The next prime is 42592541. The reversal of 42592539 is 93529524.

42592539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 42592539 - 2⁴ = 42592523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42592497 and 42592506.

It is not an unprimeable number, because it can be changed into a prime (42592559) 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 in 7 ways as a sum of consecutive naturals, for example, 645309 + ... + 645374.

It is an arithmetic number, because the mean of its divisors is an integer number (7744104).

Almost surely, 2^42592539 is an apocalyptic number.

42592539 is a deficient number, since it is larger than the sum of its proper divisors (19360293).

42592539 is a wasteful number, since it uses less digits than its factorization.

42592539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290697.

The product of its digits is 97200, while the sum is 39.

The square root of 42592539 is about 6526.2959632551. The cubic root of 42592539 is about 349.2297045831.

The spelling of 42592539 in words is "forty-two million, five hundred ninety-two thousand, five hundred thirty-nine".