420965735 has 4 divisors (see below), whose sum is σ = 505158888. Its totient is φ = 336772584.

The previous prime is 420965731. The next prime is 420965759. The reversal of 420965735 is 537569024.

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 420965735 - 2² = 420965731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420965692 and 420965701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420965731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42096569 + ... + 42096578.

It is an arithmetic number, because the mean of its divisors is an integer number (126289722).

Almost surely, 2^420965735 is an apocalyptic number.

420965735 is a deficient number, since it is larger than the sum of its proper divisors (84193153).

420965735 is an equidigital number, since it uses as much as digits as its factorization.

420965735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84193152.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 420965735 is about 20517.4495247338. The cubic root of 420965735 is about 749.4607887241.

The spelling of 420965735 in words is "four hundred twenty million, nine hundred sixty-five thousand, seven hundred thirty-five".