3421500 has 48 divisors (see below), whose sum is σ = 9967776. Its totient is φ = 912000.

The previous prime is 3421499. The next prime is 3421513. The reversal of 3421500 is 51243.

3421500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 3421500.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 360 + ... + 2640.

It is an arithmetic number, because the mean of its divisors is an integer number (207662).

Almost surely, 2^3421500 is an apocalyptic number.

3421500 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 3421500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4983888).

3421500 is an abundant number, since it is smaller than the sum of its proper divisors (6546276).

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

3421500 is a wasteful number, since it uses less digits than its factorization.

3421500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303 (or 2291 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 3421500 is about 1849.7297099847. The cubic root of 3421500 is about 150.6857490993.

Adding to 3421500 its reverse (51243), we get a palindrome (3472743).

The spelling of 3421500 in words is "three million, four hundred twenty-one thousand, five hundred".