3453312 has 96 divisors (see below), whose sum is σ = 10153080. Its totient is φ = 1036288.

The previous prime is 3453301. The next prime is 3453313. The reversal of 3453312 is 2133543.

It is a tau number, because it is divible by the number of its divisors (96).

Its product of digits (1080) is a multiple of the sum of its prime divisors (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3453313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150133 + ... + 150155.

Almost surely, 2^3453312 is an apocalyptic number.

3453312 is a gapful number since it is divisible by the number (32) 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 3453312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5076540).

3453312 is an abundant number, since it is smaller than the sum of its proper divisors (6699768).

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

3453312 is a wasteful number, since it uses less digits than its factorization.

3453312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 45 counting only the distinct ones).

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

The square root of 3453312 is about 1858.3089086586. The cubic root of 3453312 is about 151.1513182769.

Adding to 3453312 its reverse (2133543), we get a palindrome (5586855).

The spelling of 3453312 in words is "three million, four hundred fifty-three thousand, three hundred twelve".