420802022 has 8 divisors (see below), whose sum is σ = 631328376. Its totient is φ = 210359232.

The previous prime is 420802001. The next prime is 420802027. The reversal of 420802022 is 220208024.

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

It is a junction number, because it is equal to n+sod(n) for n = 420801985 and 420802003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420802027) 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, 6248 + ... + 29675.

It is an arithmetic number, because the mean of its divisors is an integer number (78916047).

Almost surely, 2^420802022 is an apocalyptic number.

420802022 is a deficient number, since it is larger than the sum of its proper divisors (210526354).

420802022 is a wasteful number, since it uses less digits than its factorization.

420802022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41782.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 420802022 is about 20513.4595327068. The cubic root of 420802022 is about 749.3636213676.

The spelling of 420802022 in words is "four hundred twenty million, eight hundred two thousand, twenty-two".