622051 has 2 divisors, whose sum is σ = 622052. Its totient is φ = 622050.

The previous prime is 622049. The next prime is 622067. The reversal of 622051 is 150226.

It is a happy number.

It is an a-pointer prime, because the next prime (622067) can be obtained adding 622051 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 622051 - 2¹ = 622049 is a prime.

Together with 622049, it forms a pair of twin primes.

622051 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (622091) 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 as a sum of consecutive naturals, namely, 311025 + 311026.

It is an arithmetic number, because the mean of its divisors is an integer number (311026).

2⁶²²⁰⁵¹ is an apocalyptic number.

622051 is a deficient number, since it is larger than the sum of its proper divisors (1).

622051 is an equidigital number, since it uses as much as digits as its factorization.

622051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 622051 is about 788.7020983870. The cubic root of 622051 is about 85.3641127709.

Adding to 622051 its reverse (150226), we get a palindrome (772277).

The spelling of 622051 in words is "six hundred twenty-two thousand, fifty-one".