42290535 has 16 divisors (see below), whose sum is σ = 77331456. Its totient is φ = 19332768.

The previous prime is 42290533. The next prime is 42290539. The reversal of 42290535 is 53509224.

42290535 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42290535 - 2¹ = 42290533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42290533) 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 15 ways as a sum of consecutive naturals, for example, 201279 + ... + 201488.

It is an arithmetic number, because the mean of its divisors is an integer number (4833216).

Almost surely, 2^42290535 is an apocalyptic number.

42290535 is a deficient number, since it is larger than the sum of its proper divisors (35040921).

42290535 is a wasteful number, since it uses less digits than its factorization.

42290535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402782.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 42290535 is about 6503.1173294044. The cubic root of 42290535 is about 348.4023372119.

Adding to 42290535 its reverse (53509224), we get a palindrome (95799759).

The spelling of 42290535 in words is "forty-two million, two hundred ninety thousand, five hundred thirty-five".