350750250 has 80 divisors (see below), whose sum is σ = 980910216. Its totient is φ = 93528000.

The previous prime is 350750209. The next prime is 350750297. The reversal of 350750250 is 52057053.

It can be written as a sum of positive squares in 4 ways, for example, as 68409441 + 282340809 = 8271^2 + 16803^2 .

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

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 11590 + ... + 28910.

Almost surely, 2^350750250 is an apocalyptic number.

350750250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 350750250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490455108).

350750250 is an abundant number, since it is smaller than the sum of its proper divisors (630159966).

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

350750250 is a wasteful number, since it uses less digits than its factorization.

350750250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17350 (or 17331 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 350750250 is about 18728.3274747106. The cubic root of 350750250 is about 705.2330601122.

The spelling of 350750250 in words is "three hundred fifty million, seven hundred fifty thousand, two hundred fifty".