2525243226 has 64 divisors (see below), whose sum is σ = 5606931456. Its totient is φ = 751788800.

The previous prime is 2525243159. The next prime is 2525243233. The reversal of 2525243226 is 6223425252.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1625266 + ... + 1626818.

It is an arithmetic number, because the mean of its divisors is an integer number (87608304).

Almost surely, 2^2525243226 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525243226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2803465728).

2525243226 is an abundant number, since it is smaller than the sum of its proper divisors (3081688230).

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

2525243226 is a wasteful number, since it uses less digits than its factorization.

2525243226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1987.

The product of its digits is 57600, while the sum is 33.

The square root of 2525243226 is about 50251.7982364811. The cubic root of 2525243226 is about 1361.7615628372.

Adding to 2525243226 its reverse (6223425252), we get a palindrome (8748668478).

The spelling of 2525243226 in words is "two billion, five hundred twenty-five million, two hundred forty-three thousand, two hundred twenty-six".