3134340 has 72 divisors (see below), whose sum is σ = 10378368. Its totient is φ = 759360.

The previous prime is 3134321. The next prime is 3134347. The reversal of 3134340 is 434313.

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

It is not an unprimeable number, because it can be changed into a prime (3134347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1189 + ... + 2771.

It is an arithmetic number, because the mean of its divisors is an integer number (144144).

Almost surely, 2^3134340 is an apocalyptic number.

3134340 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 3134340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5189184).

3134340 is an abundant number, since it is smaller than the sum of its proper divisors (7244028).

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

3134340 is a wasteful number, since it uses less digits than its factorization.

3134340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1604 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3134340 is about 1770.4067329289. The cubic root of 3134340 is about 146.3463971101.

Adding to 3134340 its reverse (434313), we get a palindrome (3568653).

The spelling of 3134340 in words is "three million, one hundred thirty-four thousand, three hundred forty".