355860 has 48 divisors (see below), whose sum is σ = 1108800. Its totient is φ = 94752.

The previous prime is 355853. The next prime is 355867. The reversal of 355860 is 68553.

It is an interprime number because it is at equal distance from previous prime (355853) and next prime (355867).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 11.

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (355867) by changing a digit.

355860 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211 + ... + 869.

It is an arithmetic number, because the mean of its divisors is an integer number (23100).

2³⁵⁵⁸⁶⁰ is an apocalyptic number.

355860 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 355860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554400).

355860 is an abundant number, since it is smaller than the sum of its proper divisors (752940).

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

355860 is a wasteful number, since it uses less digits than its factorization.

355860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 355860 is about 596.5400238039. The cubic root of 355860 is about 70.8641188749.

The spelling of 355860 in words is "three hundred fifty-five thousand, eight hundred sixty".