420883737 has 12 divisors (see below), whose sum is σ = 575206320. Its totient is φ = 273742240.

The previous prime is 420883711. The next prime is 420883777. The reversal of 420883737 is 737388024.

It is not a de Polignac number, because 420883737 - 2⁷ = 420883609 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (420883777) 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 11 ways as a sum of consecutive naturals, for example, 36687 + ... + 46772.

It is an arithmetic number, because the mean of its divisors is an integer number (47933860).

Almost surely, 2^420883737 is an apocalyptic number.

It is an amenable number.

420883737 is a deficient number, since it is larger than the sum of its proper divisors (154322583).

420883737 is an equidigital number, since it uses as much as digits as its factorization.

420883737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83544 (or 83503 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 420883737 is about 20515.4511771006. The cubic root of 420883737 is about 749.4121242120.

The spelling of 420883737 in words is "four hundred twenty million, eight hundred eighty-three thousand, seven hundred thirty-seven".