420719882 has 8 divisors (see below), whose sum is σ = 688450752. Its totient is φ = 191236300.

The previous prime is 420719857. The next prime is 420719903. The reversal of 420719882 is 288917024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×420719882² = 354010438220187848, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 9561794 + ... + 9561837.

It is an arithmetic number, because the mean of its divisors is an integer number (86056344).

Almost surely, 2^420719882 is an apocalyptic number.

420719882 is a deficient number, since it is larger than the sum of its proper divisors (267730870).

420719882 is a wasteful number, since it uses less digits than its factorization.

420719882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19123644.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 420719882 is about 20511.4573348653. The cubic root of 420719882 is about 749.3148599310.

The spelling of 420719882 in words is "four hundred twenty million, seven hundred nineteen thousand, eight hundred eighty-two".