622000001 has 8 divisors (see below), whose sum is σ = 711146880. Its totient is φ = 532925568.

The previous prime is 621999949. The next prime is 622000003. The reversal of 622000001 is 100000226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-622000001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (622000003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1745 + ... + 35313.

It is an arithmetic number, because the mean of its divisors is an integer number (88893360).

Almost surely, 2^622000001 is an apocalyptic number.

It is an amenable number.

622000001 is a deficient number, since it is larger than the sum of its proper divisors (89146879).

622000001 is a wasteful number, since it uses less digits than its factorization.

622000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36223.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 622000001 is about 24939.9278467280. The cubic root of 622000001 is about 853.6177984138.

Adding to 622000001 its reverse (100000226), we get a palindrome (722000227).

The spelling of 622000001 in words is "six hundred twenty-two million, one", and thus it is an aban number.