420420035 has 16 divisors (see below), whose sum is σ = 578433216. Its totient is φ = 287359488.

The previous prime is 420420031. The next prime is 420420041. The reversal of 420420035 is 530024024.

It is a cyclic number.

It is not a de Polignac number, because 420420035 - 2² = 420420031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420419989 and 420420016.

It is not an unprimeable number, because it can be changed into a prime (420420031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8234 + ... + 30143.

It is an arithmetic number, because the mean of its divisors is an integer number (36152076).

Almost surely, 2^420420035 is an apocalyptic number.

420420035 is a deficient number, since it is larger than the sum of its proper divisors (158013181).

420420035 is a wasteful number, since it uses less digits than its factorization.

420420035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38702.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 420420035 is about 20504.1467757134. The cubic root of 420420035 is about 749.1368054265.

Adding to 420420035 its reverse (530024024), we get a palindrome (950444059).

The spelling of 420420035 in words is "four hundred twenty million, four hundred twenty thousand, thirty-five".