622365 has 8 divisors (see below), whose sum is σ = 995808. Its totient is φ = 331920.

The previous prime is 622351. The next prime is 622367. The reversal of 622365 is 563226.

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

It is not a de Polignac number, because 622365 - 2⁵ = 622333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622367) 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 in 7 ways as a sum of consecutive naturals, for example, 20731 + ... + 20760.

It is an arithmetic number, because the mean of its divisors is an integer number (124476).

2⁶²²³⁶⁵ is an apocalyptic number.

It is an amenable number.

622365 is a deficient number, since it is larger than the sum of its proper divisors (373443).

622365 is a wasteful number, since it uses less digits than its factorization.

622365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41499.

The product of its digits is 2160, while the sum is 24.

The square root of 622365 is about 788.9011344902. The cubic root of 622365 is about 85.3784737705.

The spelling of 622365 in words is "six hundred twenty-two thousand, three hundred sixty-five".