42294135 has 32 divisors (see below), whose sum is σ = 73725120. Its totient is φ = 20579328.

The previous prime is 42294121. The next prime is 42294139. The reversal of 42294135 is 53149224.

It is not a de Polignac number, because 42294135 - 2⁵ = 42294103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42294139) 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, 16137 + ... + 18573.

It is an arithmetic number, because the mean of its divisors is an integer number (2303910).

Almost surely, 2^42294135 is an apocalyptic number.

42294135 is a deficient number, since it is larger than the sum of its proper divisors (31430985).

42294135 is a wasteful number, since it uses less digits than its factorization.

42294135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547.

The product of its digits is 8640, while the sum is 30.

The square root of 42294135 is about 6503.3941138455. The cubic root of 42294135 is about 348.4122228977.

The spelling of 42294135 in words is "forty-two million, two hundred ninety-four thousand, one hundred thirty-five".