3500800 has 54 divisors (see below), whose sum is σ = 8680868. Its totient is φ = 1397760.

The previous prime is 3500789. The next prime is 3500803. The reversal of 3500800 is 80053.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (3500803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6127 + ... + 6673.

Almost surely, 2^3500800 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 3500800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4340434).

3500800 is an abundant number, since it is smaller than the sum of its proper divisors (5180068).

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

3500800 is an equidigital number, since it uses as much as digits as its factorization.

3500800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 3500800 is about 1871.0424901642. The cubic root of 3500800 is about 151.8410156705.

Adding to 3500800 its reverse (80053), we get a palindrome (3580853).

The spelling of 3500800 in words is "three million, five hundred thousand, eight hundred".