420314502 has 16 divisors (see below), whose sum is σ = 843828480. Its totient is φ = 139571592.

The previous prime is 420314473. The next prime is 420314513. The reversal of 420314502 is 205413024.

It is a congruent 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, 131602 + ... + 134757.

It is an arithmetic number, because the mean of its divisors is an integer number (52739280).

Almost surely, 2^420314502 is an apocalyptic number.

420314502 is an abundant number, since it is smaller than the sum of its proper divisors (423513978).

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

420314502 is a wasteful number, since it uses less digits than its factorization.

420314502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266627.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 420314502 is about 20501.5731591505. The cubic root of 420314502 is about 749.0741179046.

Adding to 420314502 its reverse (205413024), we get a palindrome (625727526).

The spelling of 420314502 in words is "four hundred twenty million, three hundred fourteen thousand, five hundred two".