425223312 has 40 divisors (see below), whose sum is σ = 1163113056. Its totient is φ = 133403136.

The previous prime is 425223289. The next prime is 425223319. The reversal of 425223312 is 213322524.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (425223319) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 259738 + ... + 261369.

Almost surely, 2^425223312 is an apocalyptic number.

It is an amenable number.

425223312 is an abundant number, since it is smaller than the sum of its proper divisors (737889744).

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

425223312 is a wasteful number, since it uses less digits than its factorization.

425223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521135 (or 521129 counting only the distinct ones).

The product of its digits is 2880, while the sum is 24.

The square root of 425223312 is about 20620.9435283646. The cubic root of 425223312 is about 751.9789585934.

Adding to 425223312 its reverse (213322524), we get a palindrome (638545836).

The spelling of 425223312 in words is "four hundred twenty-five million, two hundred twenty-three thousand, three hundred twelve".