42259359 has 4 divisors (see below), whose sum is σ = 56345816. Its totient is φ = 28172904.

The previous prime is 42259339. The next prime is 42259361. The reversal of 42259359 is 95395224.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 42259359 - 2²¹ = 40162207 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 (42259319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7043224 + ... + 7043229.

It is an arithmetic number, because the mean of its divisors is an integer number (14086454).

Almost surely, 2^42259359 is an apocalyptic number.

42259359 is a deficient number, since it is larger than the sum of its proper divisors (14086457).

42259359 is a wasteful number, since it uses less digits than its factorization.

42259359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14086456.

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

The square root of 42259359 is about 6500.7198832129. The cubic root of 42259359 is about 348.3167036975.

The spelling of 42259359 in words is "forty-two million, two hundred fifty-nine thousand, three hundred fifty-nine".