42126835 has 8 divisors (see below), whose sum is σ = 50610096. Its totient is φ = 33662880.

The previous prime is 42126827. The next prime is 42126859. The reversal of 42126835 is 53862124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42126835 - 2³ = 42126827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42126797 and 42126806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517 + ... + 9193.

It is an arithmetic number, because the mean of its divisors is an integer number (6326262).

Almost surely, 2^42126835 is an apocalyptic number.

42126835 is a deficient number, since it is larger than the sum of its proper divisors (8483261).

42126835 is an equidigital number, since it uses as much as digits as its factorization.

42126835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9653.

The product of its digits is 11520, while the sum is 31.

The square root of 42126835 is about 6490.5188544522. The cubic root of 42126835 is about 347.9522190752.

Adding to 42126835 its reverse (53862124), we get a palindrome (95988959).

The spelling of 42126835 in words is "forty-two million, one hundred twenty-six thousand, eight hundred thirty-five".