42593565 has 32 divisors (see below), whose sum is σ = 78264576. Its totient is φ = 19376640.

The previous prime is 42593557. The next prime is 42593569. The reversal of 42593565 is 56539524.

It is not a de Polignac number, because 42593565 - 2³ = 42593557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42593569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23595 + ... + 25335.

It is an arithmetic number, because the mean of its divisors is an integer number (2445768).

Almost surely, 2^42593565 is an apocalyptic number.

It is an amenable number.

42593565 is a deficient number, since it is larger than the sum of its proper divisors (35671011).

42593565 is a wasteful number, since it uses less digits than its factorization.

42593565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989.

The product of its digits is 162000, while the sum is 39.

The square root of 42593565 is about 6526.3745678592. The cubic root of 42593565 is about 349.2325087268.

The spelling of 42593565 in words is "forty-two million, five hundred ninety-three thousand, five hundred sixty-five".