422869212 has 36 divisors (see below), whose sum is σ = 1069742856. Its totient is φ = 140847840.

The previous prime is 422869211. The next prime is 422869241. The reversal of 422869212 is 212968224.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422869211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52818 + ... + 60294.

Almost surely, 2^422869212 is an apocalyptic number.

It is an amenable number.

422869212 is an abundant number, since it is smaller than the sum of its proper divisors (646873644).

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

422869212 is a wasteful number, since it uses less digits than its factorization.

422869212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9058 (or 9053 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 422869212 is about 20563.7839903068. The cubic root of 422869212 is about 750.5887004548.

The spelling of 422869212 in words is "four hundred twenty-two million, eight hundred sixty-nine thousand, two hundred twelve".