4042204493 has 2 divisors, whose sum is σ = 4042204494. Its totient is φ = 4042204492.

The previous prime is 4042204429. The next prime is 4042204511. The reversal of 4042204493 is 3944022404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3874191049 + 168013444 = 62243^2 + 12962^2 .

It is a cyclic number.

It is not a de Polignac number, because 4042204493 - 2⁶ = 4042204429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4042204423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021102246 + 2021102247.

It is an arithmetic number, because the mean of its divisors is an integer number (2021102247).

Almost surely, 2^4042204493 is an apocalyptic number.

It is an amenable number.

4042204493 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042204493 is an equidigital number, since it uses as much as digits as its factorization.

4042204493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 4042204493 is about 63578.3335185816. Note that the first 3 decimals coincide. The cubic root of 4042204493 is about 1592.9644854972.

Adding to 4042204493 its reverse (3944022404), we get a palindrome (7986226897).

The spelling of 4042204493 in words is "four billion, forty-two million, two hundred four thousand, four hundred ninety-three".