620322 has 8 divisors (see below), whose sum is σ = 1240656. Its totient is φ = 206772.

The previous prime is 620317. The next prime is 620329. The reversal of 620322 is 223026.

620322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

620322 is an admirable number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 620322.

It is not an unprimeable number, because it can be changed into a prime (620329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51688 + ... + 51699.

It is an arithmetic number, because the mean of its divisors is an integer number (155082).

2⁶²⁰³²² is an apocalyptic number.

620322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620322 is a wasteful number, since it uses less digits than its factorization.

620322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103392.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 620322 is about 787.6052310644. The cubic root of 620322 is about 85.2849491066.

Adding to 620322 its reverse (223026), we get a palindrome (843348).

The spelling of 620322 in words is "six hundred twenty thousand, three hundred twenty-two".