655350 has 48 divisors (see below), whose sum is σ = 1727568. Its totient is φ = 163840.

The previous prime is 655337. The next prime is 655351. The reversal of 655350 is 53556.

655350 is nontrivially palindromic in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 655350.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 655350.

It is not an unprimeable number, because it can be changed into a prime (655351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2422 + ... + 2678.

It is an arithmetic number, because the mean of its divisors is an integer number (35991).

2⁶⁵⁵³⁵⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 655350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (863784).

655350 is an abundant number, since it is smaller than the sum of its proper divisors (1072218).

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

655350 is a wasteful number, since it uses less digits than its factorization.

655350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 655350 is about 809.5369046560. The cubic root of 655350 is about 86.8609219290.

The spelling of 655350 in words is "six hundred fifty-five thousand, three hundred fifty".