350000 has 60 divisors (see below), whose sum is σ = 968688. Its totient is φ = 120000.

The previous prime is 349981. The next prime is 350003. The reversal of 350000 is 53.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a nialpdrome in base 5.

It is a self number, because there is not a number n which added to its sum of digits gives 350000.

It is not an unprimeable number, because it can be changed into a prime (350003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49997 + ... + 50003.

2³⁵⁰⁰⁰⁰ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 350000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484344).

350000 is an abundant number, since it is smaller than the sum of its proper divisors (618688).

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

350000 is an frugal number, since it uses more digits than its factorization.

350000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40 (or 14 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 8.

The square root of 350000 is about 591.6079783100. The cubic root of 350000 is about 70.4729873206.

Adding to 350000 its reverse (53), we get a palindrome (350053).

The spelling of 350000 in words is "three hundred fifty thousand".