4202542243 has 8 divisors (see below), whose sum is σ = 4247762688. Its totient is φ = 4157406984.

The previous prime is 4202542241. The next prime is 4202542247. The reversal of 4202542243 is 3422452024.

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 4202542243 - 2¹ = 4202542241 is a prime.

It is a super-2 number, since 2×4202542243² = 35322722608398942098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4202542241) 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, 80496 + ... + 122002.

It is an arithmetic number, because the mean of its divisors is an integer number (530970336).

Almost surely, 2^4202542243 is an apocalyptic number.

4202542243 is a deficient number, since it is larger than the sum of its proper divisors (45220445).

4202542243 is a wasteful number, since it uses less digits than its factorization.

4202542243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42593.

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 4202542243 is about 64827.0178474994. The cubic root of 4202542243 is about 1613.7541143081.

Adding to 4202542243 its reverse (3422452024), we get a palindrome (7624994267).

The spelling of 4202542243 in words is "four billion, two hundred two million, five hundred forty-two thousand, two hundred forty-three".