420606022 has 8 divisors (see below), whose sum is σ = 630996336. Its totient is φ = 210273912.

The previous prime is 420606019. The next prime is 420606049. The reversal of 420606022 is 220606024.

It is a happy number.

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 = 420605984 and 420606002.

It is a congruent number.

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, 18868 + ... + 34600.

It is an arithmetic number, because the mean of its divisors is an integer number (78874542).

Almost surely, 2^420606022 is an apocalyptic number.

420606022 is a deficient number, since it is larger than the sum of its proper divisors (210390314).

420606022 is a wasteful number, since it uses less digits than its factorization.

420606022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29102.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 420606022 is about 20508.6816251070. The cubic root of 420606022 is about 749.2472577954.

The spelling of 420606022 in words is "four hundred twenty million, six hundred six thousand, twenty-two".