421169862 has 16 divisors (see below), whose sum is σ = 844771392. Its totient is φ = 139984680.

The previous prime is 421169857. The next prime is 421169887. The reversal of 421169862 is 268961124.

It is a self number, because there is not a number n which added to its sum of digits gives 421169862.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 99064 + ... + 103227.

It is an arithmetic number, because the mean of its divisors is an integer number (52798212).

Almost surely, 2^421169862 is an apocalyptic number.

421169862 is an abundant number, since it is smaller than the sum of its proper divisors (423601530).

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

421169862 is a wasteful number, since it uses less digits than its factorization.

421169862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202643.

The product of its digits is 41472, while the sum is 39.

The square root of 421169862 is about 20522.4233949112. The cubic root of 421169862 is about 749.5819074192.

The spelling of 421169862 in words is "four hundred twenty-one million, one hundred sixty-nine thousand, eight hundred sixty-two".