622123201 has 8 divisors (see below), whose sum is σ = 722654144. Its totient is φ = 524506320.

The previous prime is 622123189. The next prime is 622123247. The reversal of 622123201 is 102321226.

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

It is a cyclic number.

It is not a de Polignac number, because 622123201 - 2⁹ = 622122689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622123501) 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, 728055 + ... + 728908.

It is an arithmetic number, because the mean of its divisors is an integer number (90331768).

Almost surely, 2^622123201 is an apocalyptic number.

622123201 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

622123201 is the 14401-st hex number.

It is an amenable number.

622123201 is a deficient number, since it is larger than the sum of its proper divisors (100530943).

622123201 is a wasteful number, since it uses less digits than its factorization.

622123201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457031.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 622123201 is about 24942.3976594072. The cubic root of 622123201 is about 853.6741535960.

Adding to 622123201 its reverse (102321226), we get a palindrome (724444427).

The spelling of 622123201 in words is "six hundred twenty-two million, one hundred twenty-three thousand, two hundred one".