420625112 has 16 divisors (see below), whose sum is σ = 814113600. Its totient is φ = 203528160.

The previous prime is 420625111. The next prime is 420625133. The reversal of 420625112 is 211526024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420625111) 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 3 ways as a sum of consecutive naturals, for example, 847787 + ... + 848282.

It is an arithmetic number, because the mean of its divisors is an integer number (50882100).

Almost surely, 2^420625112 is an apocalyptic number.

It is an amenable number.

420625112 is a deficient number, since it is larger than the sum of its proper divisors (393488488).

420625112 is a wasteful number, since it uses less digits than its factorization.

420625112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696106 (or 1696102 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 420625112 is about 20509.1470324828. The cubic root of 420625112 is about 749.2585929586.

It can be divided in two parts, 42062 and 5112, that added together give a palindrome (47174).

The spelling of 420625112 in words is "four hundred twenty million, six hundred twenty-five thousand, one hundred twelve".