245622 has 32 divisors (see below), whose sum is σ = 548352. Its totient is φ = 72864.

The previous prime is 245621. The next prime is 245627. The reversal of 245622 is 226542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3633 + ... + 3699.

It is an arithmetic number, because the mean of its divisors is an integer number (17136).

2²⁴⁵⁶²² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274176).

245622 is an abundant number, since it is smaller than the sum of its proper divisors (302730).

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

245622 is a wasteful number, since it uses less digits than its factorization.

245622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132.

The product of its digits is 960, while the sum is 21.

The square root of 245622 is about 495.6026634311. The cubic root of 245622 is about 62.6261558506.

The spelling of 245622 in words is "two hundred forty-five thousand, six hundred twenty-two".