4322142049 has 9 divisors (see below), whose sum is σ = 4478296147. Its totient is φ = 4171261864.

The previous prime is 4322142031. The next prime is 4322142053. The reversal of 4322142049 is 9402412234.

The square root of 4322142049 is 65743.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2266426449 + 2055715600 = 47607^2 + 45340^2 .

It is not a de Polignac number, because 4322142049 - 2⁵ = 4322142017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4322142049.

It is not an unprimeable number, because it can be changed into a prime (4322142089) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1905414 + ... + 1907680.

Almost surely, 2^4322142049 is an apocalyptic number.

4322142049 is the 65743-rd square number.

4322142049 is the 32872-nd centered octagonal number.

It is an amenable number.

4322142049 is a deficient number, since it is larger than the sum of its proper divisors (156154098).

4322142049 is an frugal number, since it uses more digits than its factorization.

4322142049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592 (or 2296 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The cubic root of 4322142049 is about 1628.9197113824.

The spelling of 4322142049 in words is "four billion, three hundred twenty-two million, one hundred forty-two thousand, forty-nine".