470021212 has 48 divisors (see below), whose sum is σ = 895547520. Its totient is φ = 215308800.

The previous prime is 470021191. The next prime is 470021213. The reversal of 470021212 is 212120074.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 470021212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470021213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174637 + ... + 177307.

It is an arithmetic number, because the mean of its divisors is an integer number (18657240).

Almost surely, 2^470021212 is an apocalyptic number.

It is an amenable number.

470021212 is a deficient number, since it is larger than the sum of its proper divisors (425526308).

470021212 is a wasteful number, since it uses less digits than its factorization.

470021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782 (or 2780 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 470021212 is about 21679.9726014587. The cubic root of 470021212 is about 777.5097062163.

Adding to 470021212 its reverse (212120074), we get a palindrome (682141286).

It can be divided in two parts, 4700212 and 12, that added together give a square (4700224 = 2168²).

The spelling of 470021212 in words is "four hundred seventy million, twenty-one thousand, two hundred twelve".