42597853 has 4 divisors (see below), whose sum is σ = 42614208. Its totient is φ = 42581500.

The previous prime is 42597851. The next prime is 42597871. The reversal of 42597853 is 35879524.

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 42597853 - 2¹ = 42597851 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42597851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3301 + ... + 9802.

It is an arithmetic number, because the mean of its divisors is an integer number (10653552).

Almost surely, 2^42597853 is an apocalyptic number.

It is an amenable number.

42597853 is a deficient number, since it is larger than the sum of its proper divisors (16355).

42597853 is a wasteful number, since it uses less digits than its factorization.

42597853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16354.

The product of its digits is 302400, while the sum is 43.

The square root of 42597853 is about 6526.7030727619. The cubic root of 42597853 is about 349.2442277016.

The spelling of 42597853 in words is "forty-two million, five hundred ninety-seven thousand, eight hundred fifty-three".