42061835 has 4 divisors (see below), whose sum is σ = 50474208. Its totient is φ = 33649464.

The previous prime is 42061793. The next prime is 42061883. The reversal of 42061835 is 53816024.

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

It is a cyclic number.

It is not a de Polignac number, because 42061835 - 2⁶ = 42061771 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42061798 and 42061807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4206179 + ... + 4206188.

It is an arithmetic number, because the mean of its divisors is an integer number (12618552).

Almost surely, 2^42061835 is an apocalyptic number.

42061835 is a deficient number, since it is larger than the sum of its proper divisors (8412373).

42061835 is an equidigital number, since it uses as much as digits as its factorization.

42061835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8412372.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 42061835 is about 6485.5096176014. The cubic root of 42061835 is about 347.7731682276.

Adding to 42061835 its reverse (53816024), we get a palindrome (95877859).

The spelling of 42061835 in words is "forty-two million, sixty-one thousand, eight hundred thirty-five".