622016541 has 6 divisors (see below), whose sum is σ = 898468350. Its totient is φ = 414677688.

The previous prime is 622016539. The next prime is 622016569. The reversal of 622016541 is 145610226.

622016541 is a `hidden beast` number, since 6 + 2 + 2 + 0 + 1 + 654 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 455993316 + 166023225 = 21354^2 + 12885^2 .

It is not a de Polignac number, because 622016541 - 2¹ = 622016539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622016641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34556466 + ... + 34556483.

It is an arithmetic number, because the mean of its divisors is an integer number (149744725).

Almost surely, 2^622016541 is an apocalyptic number.

It is an amenable number.

622016541 is a deficient number, since it is larger than the sum of its proper divisors (276451809).

622016541 is a wasteful number, since it uses less digits than its factorization.

622016541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69112955 (or 69112952 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 622016541 is about 24940.2594413130. The cubic root of 622016541 is about 853.6253647124.

Adding to 622016541 its reverse (145610226), we get a palindrome (767626767).

The spelling of 622016541 in words is "six hundred twenty-two million, sixteen thousand, five hundred forty-one".