424520112 has 80 divisors (see below), whose sum is σ = 1124060000. Its totient is φ = 138018816.

The previous prime is 424520111. The next prime is 424520113. The reversal of 424520112 is 211025424.

It is an interprime number because it is at equal distance from previous prime (424520111) and next prime (424520113).

It is not an unprimeable number, because it can be changed into a prime (424520111) 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, 339264 + ... + 340512.

It is an arithmetic number, because the mean of its divisors is an integer number (14050750).

Almost surely, 2^424520112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424520112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (562030000).

424520112 is an abundant number, since it is smaller than the sum of its proper divisors (699539888).

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

424520112 is a wasteful number, since it uses less digits than its factorization.

424520112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1424 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 424520112 is about 20603.8858470920. The cubic root of 424520112 is about 751.5642091760.

Adding to 424520112 its reverse (211025424), we get a palindrome (635545536).

The spelling of 424520112 in words is "four hundred twenty-four million, five hundred twenty thousand, one hundred twelve".