2530636321 has 8 divisors (see below), whose sum is σ = 2536891904. Its totient is φ = 2524389840.

The previous prime is 2530636291. The next prime is 2530636327. The reversal of 2530636321 is 1236360352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2530636321 - 2¹¹ = 2530634273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2530636327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1077070 + ... + 1079416.

It is an arithmetic number, because the mean of its divisors is an integer number (317111488).

Almost surely, 2^2530636321 is an apocalyptic number.

It is an amenable number.

2530636321 is a deficient number, since it is larger than the sum of its proper divisors (6255583).

2530636321 is a wasteful number, since it uses less digits than its factorization.

2530636321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4551.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 2530636321 is about 50305.4303331161. The cubic root of 2530636321 is about 1362.7302995497.

Adding to 2530636321 its reverse (1236360352), we get a palindrome (3766996673).

The spelling of 2530636321 in words is "two billion, five hundred thirty million, six hundred thirty-six thousand, three hundred twenty-one".