622016001 has 12 divisors (see below), whose sum is σ = 917584512. Its totient is φ = 405854136.

The previous prime is 622015997. The next prime is 622016011. The reversal of 622016001 is 100610226.

It is a happy number.

622016001 is a `hidden beast` number, since 62 + 2 + 0 + 1 + 600 + 1 = 666.

It is not a de Polignac number, because 622016001 - 2² = 622015997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (622016011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 734821 + ... + 735666.

It is an arithmetic number, because the mean of its divisors is an integer number (76465376).

Almost surely, 2^622016001 is an apocalyptic number.

It is an amenable number.

622016001 is a deficient number, since it is larger than the sum of its proper divisors (295568511).

622016001 is a wasteful number, since it uses less digits than its factorization.

622016001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470540 (or 1470537 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 622016001 is about 24940.2486154409. The cubic root of 622016001 is about 853.6251176891.

Adding to 622016001 its reverse (100610226), we get a palindrome (722626227).

The spelling of 622016001 in words is "six hundred twenty-two million, sixteen thousand, one".