245322 has 64 divisors (see below), whose sum is σ = 691200. Its totient is φ = 62640.

The previous prime is 245321. The next prime is 245339. The reversal of 245322 is 223542.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 245295 and 245304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245321) 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 31 ways as a sum of consecutive naturals, for example, 4129 + ... + 4187.

It is an arithmetic number, because the mean of its divisors is an integer number (10800).

2²⁴⁵³²² is an apocalyptic number.

245322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 245322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345600).

245322 is an abundant number, since it is smaller than the sum of its proper divisors (445878).

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

245322 is a wasteful number, since it uses less digits than its factorization.

245322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 82 counting only the distinct ones).

The product of its digits is 480, while the sum is 18.

The square root of 245322 is about 495.2999091460. The cubic root of 245322 is about 62.6006484977.

Adding to 245322 its reverse (223542), we get a palindrome (468864).

The spelling of 245322 in words is "two hundred forty-five thousand, three hundred twenty-two".