421868796 has 12 divisors (see below), whose sum is σ = 984360552. Its totient is φ = 140622928.

The previous prime is 421868791. The next prime is 421868873. The reversal of 421868796 is 697868124.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421868791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17577855 + ... + 17577878.

It is an arithmetic number, because the mean of its divisors is an integer number (82030046).

Almost surely, 2^421868796 is an apocalyptic number.

It is an amenable number.

421868796 is an abundant number, since it is smaller than the sum of its proper divisors (562491756).

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

421868796 is a wasteful number, since it uses less digits than its factorization.

421868796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35155740 (or 35155738 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The square root of 421868796 is about 20539.4448805220. Note that the first 3 decimals coincide. The cubic root of 421868796 is about 749.9963235375.

The spelling of 421868796 in words is "four hundred twenty-one million, eight hundred sixty-eight thousand, seven hundred ninety-six".