42592569 has 4 divisors (see below), whose sum is σ = 56790096. Its totient is φ = 28395044.

The previous prime is 42592559. The next prime is 42592577. The reversal of 42592569 is 96529524.

42592569 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42592569 - 2⁴ = 42592553 is a prime.

It is a super-2 number, since 2×42592569² = 3628253868039522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42592569.

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 3 ways as a sum of consecutive naturals, for example, 7098759 + ... + 7098764.

It is an arithmetic number, because the mean of its divisors is an integer number (14197524).

Almost surely, 2^42592569 is an apocalyptic number.

It is an amenable number.

42592569 is a deficient number, since it is larger than the sum of its proper divisors (14197527).

42592569 is a wasteful number, since it uses less digits than its factorization.

42592569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14197526.

The product of its digits is 194400, while the sum is 42.

The square root of 42592569 is about 6526.2982616488. The cubic root of 42592569 is about 349.2297865762.

The spelling of 42592569 in words is "forty-two million, five hundred ninety-two thousand, five hundred sixty-nine".