42020035 has 8 divisors (see below), whose sum is σ = 52050816. Its totient is φ = 32531520.

The previous prime is 42020029. The next prime is 42020059. The reversal of 42020035 is 53002024.

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

It is not a de Polignac number, because 42020035 - 2⁵ = 42020003 is a prime.

It is a Duffinian number.

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, 135394 + ... + 135703.

It is an arithmetic number, because the mean of its divisors is an integer number (6506352).

Almost surely, 2^42020035 is an apocalyptic number.

42020035 is a deficient number, since it is larger than the sum of its proper divisors (10030781).

42020035 is a wasteful number, since it uses less digits than its factorization.

42020035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271133.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 42020035 is about 6482.2862479221. The cubic root of 42020035 is about 347.6579272848.

Adding to 42020035 its reverse (53002024), we get a palindrome (95022059).

The spelling of 42020035 in words is "forty-two million, twenty thousand, thirty-five".