4428390541 has 2 divisors, whose sum is σ = 4428390542. Its totient is φ = 4428390540.

The previous prime is 4428390539. The next prime is 4428390569. The reversal of 4428390541 is 1450938244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4091521225 + 336869316 = 63965^2 + 18354^2 .

It is a cyclic number.

It is not a de Polignac number, because 4428390541 - 2¹ = 4428390539 is a prime.

It is a super-2 number, since 2×4428390541² = 39221285567236545362, which contains 22 as substring.

Together with 4428390539, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 4428390494 and 4428390503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4428390341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2214195270 + 2214195271.

It is an arithmetic number, because the mean of its divisors is an integer number (2214195271).

Almost surely, 2^4428390541 is an apocalyptic number.

It is an amenable number.

4428390541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4428390541 is an equidigital number, since it uses as much as digits as its factorization.

4428390541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 4428390541 is about 66546.1534650952. The cubic root of 4428390541 is about 1642.1593780236.

The spelling of 4428390541 in words is "four billion, four hundred twenty-eight million, three hundred ninety thousand, five hundred forty-one".