420424602 has 16 divisors (see below), whose sum is σ = 905530080. Its totient is φ = 129361392.

The previous prime is 420424601. The next prime is 420424607. The reversal of 420424602 is 206424024.

It is not an unprimeable number, because it can be changed into a prime (420424601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2694952 + ... + 2695107.

It is an arithmetic number, because the mean of its divisors is an integer number (56595630).

Almost surely, 2^420424602 is an apocalyptic number.

420424602 is an abundant number, since it is smaller than the sum of its proper divisors (485105478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420424602 is a wasteful number, since it uses less digits than its factorization.

420424602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390077.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 420424602 is about 20504.2581431272. The cubic root of 420424602 is about 749.1395180275.

Adding to 420424602 its reverse (206424024), we get a palindrome (626848626).

The spelling of 420424602 in words is "four hundred twenty million, four hundred twenty-four thousand, six hundred two".