3453340 has 36 divisors (see below), whose sum is σ = 7976808. Its totient is φ = 1254880.

The previous prime is 3453337. The next prime is 3453341. The reversal of 3453340 is 433543.

3453340 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 (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3453341) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1707 + ... + 3133.

It is an arithmetic number, because the mean of its divisors is an integer number (221578).

Almost surely, 2^3453340 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 3453340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3988404).

3453340 is an abundant number, since it is smaller than the sum of its proper divisors (4523468).

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

3453340 is a wasteful number, since it uses less digits than its factorization.

3453340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458 (or 1445 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 3453340 is about 1858.3164423747. The cubic root of 3453340 is about 151.1517267954.

Adding to 3453340 its reverse (433543), we get a palindrome (3886883).

It can be divided in two parts, 34 and 53340, that multiplied together give a triangular number (1813560 = T₁₉₀₄).

The spelling of 3453340 in words is "three million, four hundred fifty-three thousand, three hundred forty".