622004001 has 8 divisors (see below), whose sum is σ = 838657440. Its totient is φ = 410009952.

The previous prime is 622003997. The next prime is 622004021. The reversal of 622004001 is 100400226.

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

It is not a de Polignac number, because 622004001 - 2² = 622003997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (622004021) 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 7 ways as a sum of consecutive naturals, for example, 1164535 + ... + 1165068.

It is an arithmetic number, because the mean of its divisors is an integer number (104832180).

Almost surely, 2^622004001 is an apocalyptic number.

It is an amenable number.

622004001 is a deficient number, since it is larger than the sum of its proper divisors (216653439).

622004001 is a wasteful number, since it uses less digits than its factorization.

622004001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329695.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 622004001 is about 24940.0080392930. The cubic root of 622004001 is about 853.6196282444.

Adding to 622004001 its reverse (100400226), we get a palindrome (722404227).

The spelling of 622004001 in words is "six hundred twenty-two million, four thousand, one".