2521622327 has 4 divisors (see below), whose sum is σ = 2881854096. Its totient is φ = 2161390560.

The previous prime is 2521622321. The next prime is 2521622351. The reversal of 2521622327 is 7232261252.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2521622327 - 2⁶ = 2521622263 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2521622293 and 2521622302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521622321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180115874 + ... + 180115887.

It is an arithmetic number, because the mean of its divisors is an integer number (720463524).

Almost surely, 2^2521622327 is an apocalyptic number.

2521622327 is a deficient number, since it is larger than the sum of its proper divisors (360231769).

2521622327 is an equidigital number, since it uses as much as digits as its factorization.

2521622327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360231768.

The product of its digits is 20160, while the sum is 32.

The square root of 2521622327 is about 50215.7577559077. The cubic root of 2521622327 is about 1361.1103833604.

Adding to 2521622327 its reverse (7232261252), we get a palindrome (9753883579).

The spelling of 2521622327 in words is "two billion, five hundred twenty-one million, six hundred twenty-two thousand, three hundred twenty-seven".