3505230 has 96 divisors (see below), whose sum is σ = 10108800. Its totient is φ = 838656.

The previous prime is 3505219. The next prime is 3505237. The reversal of 3505230 is 325053.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3505237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44331 + ... + 44409.

It is an arithmetic number, because the mean of its divisors is an integer number (105300).

Almost surely, 2^3505230 is an apocalyptic number.

3505230 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 3505230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5054400).

3505230 is an abundant number, since it is smaller than the sum of its proper divisors (6603570).

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

3505230 is a wasteful number, since it uses less digits than its factorization.

3505230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 3505230 is about 1872.2259479027. The cubic root of 3505230 is about 151.9050364817.

The spelling of 3505230 in words is "three million, five hundred five thousand, two hundred thirty".