420223016 has 16 divisors (see below), whose sum is σ = 801273600. Its totient is φ = 206550064.

The previous prime is 420223009. The next prime is 420223031. The reversal of 420223016 is 610322024.

It is a super-2 number, since 2×420223016² = 353174766352272512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444680 + ... + 445623.

It is an arithmetic number, because the mean of its divisors is an integer number (50079600).

Almost surely, 2^420223016 is an apocalyptic number.

It is an amenable number.

420223016 is a deficient number, since it is larger than the sum of its proper divisors (381050584).

420223016 is a wasteful number, since it uses less digits than its factorization.

420223016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890368 (or 890364 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 420223016 is about 20499.3418430934. The cubic root of 420223016 is about 749.0197659316.

The spelling of 420223016 in words is "four hundred twenty million, two hundred twenty-three thousand, sixteen".