4246643243 has 4 divisors (see below), whose sum is σ = 4246793328. Its totient is φ = 4246493160.

The previous prime is 4246643237. The next prime is 4246643257. The reversal of 4246643243 is 3423466424.

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

It is a cyclic number.

It is not a de Polignac number, because 4246643243 - 2¹⁴ = 4246626859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4246643197 and 4246643206.

It is not an unprimeable number, because it can be changed into a prime (4246643213) 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, 18296 + ... + 93957.

It is an arithmetic number, because the mean of its divisors is an integer number (1061698332).

Almost surely, 2^4246643243 is an apocalyptic number.

4246643243 is a deficient number, since it is larger than the sum of its proper divisors (150085).

4246643243 is a wasteful number, since it uses less digits than its factorization.

4246643243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150084.

The product of its digits is 331776, while the sum is 38.

The square root of 4246643243 is about 65166.2738155252. The cubic root of 4246643243 is about 1619.3793338208.

The spelling of 4246643243 in words is "four billion, two hundred forty-six million, six hundred forty-three thousand, two hundred forty-three".