12425100 has 72 divisors (see below), whose sum is σ = 36456000. Its totient is φ = 3266880.

The previous prime is 12425089. The next prime is 12425117. The reversal of 12425100 is 152421.

It is a super-2 number, since 2×12425100² = 308766220020000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12425100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24651 + ... + 25149.

Almost surely, 2^12425100 is an apocalyptic number.

12425100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12425100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18228000).

12425100 is an abundant number, since it is smaller than the sum of its proper divisors (24030900).

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

12425100 is a wasteful number, since it uses less digits than its factorization.

12425100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599 (or 592 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 12425100 is about 3524.9255311283. The cubic root of 12425100 is about 231.6149727375.

Adding to 12425100 its reverse (152421), we get a palindrome (12577521).

The spelling of 12425100 in words is "twelve million, four hundred twenty-five thousand, one hundred".