423715212 has 42 divisors (see below), whose sum is σ = 1111751508. Its totient is φ = 141237432.

The previous prime is 423715207. The next prime is 423715247. The reversal of 423715212 is 212517324.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 69738 + ... + 75569.

It is an arithmetic number, because the mean of its divisors is an integer number (26470274).

Almost surely, 2^423715212 is an apocalyptic number.

It is an amenable number.

423715212 is an abundant number, since it is smaller than the sum of its proper divisors (688036296).

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

423715212 is a wasteful number, since it uses less digits than its factorization.

423715212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145329 (or 145312 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 423715212 is about 20584.3438564361. The cubic root of 423715212 is about 751.0889142559.

The spelling of 423715212 in words is "four hundred twenty-three million, seven hundred fifteen thousand, two hundred twelve".