2525223401 has 16 divisors (see below), whose sum is σ = 2777120640. Its totient is φ = 2285472000.

The previous prime is 2525223377. The next prime is 2525223403. The reversal of 2525223401 is 1043225252.

It is a cyclic number.

It is not a de Polignac number, because 2525223401 - 2²² = 2521029097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2525223403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113540 + ... + 133946.

It is an arithmetic number, because the mean of its divisors is an integer number (173570040).

Almost surely, 2^2525223401 is an apocalyptic number.

It is an amenable number.

2525223401 is a deficient number, since it is larger than the sum of its proper divisors (251897239).

2525223401 is a wasteful number, since it uses less digits than its factorization.

2525223401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20704.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2525223401 is about 50251.6009794713. The cubic root of 2525223401 is about 1361.7579992209.

Adding to 2525223401 its reverse (1043225252), we get a palindrome (3568448653).

The spelling of 2525223401 in words is "two billion, five hundred twenty-five million, two hundred twenty-three thousand, four hundred one".