3521343 has 8 divisors (see below), whose sum is σ = 5365888. Its totient is φ = 2012184.

The previous prime is 3521341. The next prime is 3521377. The reversal of 3521343 is 3431253.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3521343 - 2¹ = 3521341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 167683 = 3521343 / (3 + 5 + 2 + 1 + 3 + 4 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83821 + ... + 83862.

It is an arithmetic number, because the mean of its divisors is an integer number (670736).

Almost surely, 2^3521343 is an apocalyptic number.

3521343 is a deficient number, since it is larger than the sum of its proper divisors (1844545).

3521343 is a wasteful number, since it uses less digits than its factorization.

3521343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167693.

The product of its digits is 1080, while the sum is 21.

The square root of 3521343 is about 1876.5241804997. The cubic root of 3521343 is about 152.1374420507.

Adding to 3521343 its reverse (3431253), we get a palindrome (6952596).

The spelling of 3521343 in words is "three million, five hundred twenty-one thousand, three hundred forty-three".