420535204 has 12 divisors (see below), whose sum is σ = 736568028. Its totient is φ = 210087200.

The previous prime is 420535183. The next prime is 420535207. The reversal of 420535204 is 402535024.

It can be written as a sum of positive squares in 2 ways, for example, as 345885604 + 74649600 = 18598^2 + 8640^2 .

It is not an unprimeable number, because it can be changed into a prime (420535207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39787 + ... + 49234.

It is an arithmetic number, because the mean of its divisors is an integer number (61380669).

Almost surely, 2^420535204 is an apocalyptic number.

It is an amenable number.

420535204 is a deficient number, since it is larger than the sum of its proper divisors (316032824).

420535204 is a wasteful number, since it uses less digits than its factorization.

420535204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90206 (or 90204 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 420535204 is about 20506.9550153113. The cubic root of 420535204 is about 749.2052048466.

The spelling of 420535204 in words is "four hundred twenty million, five hundred thirty-five thousand, two hundred four".