420833763 has 12 divisors (see below), whose sum is σ = 694709808. Its totient is φ = 240476400.

The previous prime is 420833729. The next prime is 420833779. The reversal of 420833763 is 367338024.

It is not a de Polignac number, because 420833763 - 2⁹ = 420833251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420833363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3339888 + ... + 3340013.

It is an arithmetic number, because the mean of its divisors is an integer number (57892484).

Almost surely, 2^420833763 is an apocalyptic number.

420833763 is a deficient number, since it is larger than the sum of its proper divisors (273876045).

420833763 is a wasteful number, since it uses less digits than its factorization.

420833763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6679914 (or 6679911 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 420833763 is about 20514.2331808917. The cubic root of 420833763 is about 749.3824623359.

The spelling of 420833763 in words is "four hundred twenty million, eight hundred thirty-three thousand, seven hundred sixty-three".