2525225100 has 72 divisors (see below), whose sum is σ = 7359768528. Its totient is φ = 668467200.

The previous prime is 2525225089. The next prime is 2525225107. The reversal of 2525225100 is 15225252.

It is not an unprimeable number, because it can be changed into a prime (2525225107) 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 23 ways as a sum of consecutive naturals, for example, 10380 + ... + 71820.

Almost surely, 2^2525225100 is an apocalyptic number.

2525225100 is a gapful number since it is divisible by the number (20) 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 2525225100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3679884264).

2525225100 is an abundant number, since it is smaller than the sum of its proper divisors (4834543428).

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

2525225100 is a wasteful number, since it uses less digits than its factorization.

2525225100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61595 (or 61588 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 2525225100 is about 50251.6178844025. The cubic root of 2525225100 is about 1361.7583046231.

The spelling of 2525225100 in words is "two billion, five hundred twenty-five million, two hundred twenty-five thousand, one hundred".