425211212 has 48 divisors (see below), whose sum is σ = 797029632. Its totient is φ = 198052800.

The previous prime is 425211211. The next prime is 425211229. The reversal of 425211212 is 212112524.

It is not an unprimeable number, because it can be changed into a prime (425211211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 622223 + ... + 622905.

It is an arithmetic number, because the mean of its divisors is an integer number (16604784).

Almost surely, 2^425211212 is an apocalyptic number.

It is an amenable number.

425211212 is a deficient number, since it is larger than the sum of its proper divisors (371818420).

425211212 is a wasteful number, since it uses less digits than its factorization.

425211212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878 (or 876 counting only the distinct ones).

The product of its digits is 320, while the sum is 20.

The square root of 425211212 is about 20620.6501352406. The cubic root of 425211212 is about 751.9718258458.

Adding to 425211212 its reverse (212112524), we get a palindrome (637323736).

The spelling of 425211212 in words is "four hundred twenty-five million, two hundred eleven thousand, two hundred twelve".