3238630243 has 4 divisors (see below), whose sum is σ = 3299736528. Its totient is φ = 3177523960.

The previous prime is 3238630231. The next prime is 3238630247. The reversal of 3238630243 is 3420368323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3420368323 = 7547 ⋅453209.

It is a cyclic number.

It is not a de Polignac number, because 3238630243 - 2¹⁷ = 3238499171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3238630199 and 3238630208.

It is not an unprimeable number, because it can be changed into a prime (3238630247) 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 3 ways as a sum of consecutive naturals, for example, 30553063 + ... + 30553168.

It is an arithmetic number, because the mean of its divisors is an integer number (824934132).

Almost surely, 2^3238630243 is an apocalyptic number.

3238630243 is a deficient number, since it is larger than the sum of its proper divisors (61106285).

3238630243 is an equidigital number, since it uses as much as digits as its factorization.

3238630243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61106284.

The product of its (nonzero) digits is 62208, while the sum is 34.

The square root of 3238630243 is about 56908.9645222965. The cubic root of 3238630243 is about 1479.5186898197.

Adding to 3238630243 its reverse (3420368323), we get a palindrome (6658998566).

The spelling of 3238630243 in words is "three billion, two hundred thirty-eight million, six hundred thirty thousand, two hundred forty-three".