4202444249 has 2 divisors, whose sum is σ = 4202444250. Its totient is φ = 4202444248.

The previous prime is 4202444221. The next prime is 4202444261. The reversal of 4202444249 is 9424442024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4091521225 + 110923024 = 63965^2 + 10532^2 .

It is a cyclic number.

It is not a de Polignac number, because 4202444249 - 2²⁰ = 4201395673 is a prime.

It is not a weakly prime, because it can be changed into another prime (4202444299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2101222124 + 2101222125.

It is an arithmetic number, because the mean of its divisors is an integer number (2101222125).

Almost surely, 2^4202444249 is an apocalyptic number.

It is an amenable number.

4202444249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4202444249 is an equidigital number, since it uses as much as digits as its factorization.

4202444249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 35.

The square root of 4202444249 is about 64826.2620316797. The cubic root of 4202444249 is about 1613.7415711505.

The spelling of 4202444249 in words is "four billion, two hundred two million, four hundred forty-four thousand, two hundred forty-nine".