3454140 has 48 divisors (see below), whose sum is σ = 10096128. Its totient is φ = 880704.

The previous prime is 3454123. The next prime is 3454153. The reversal of 3454140 is 414543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129 + ... + 2631.

It is an arithmetic number, because the mean of its divisors is an integer number (210336).

Almost surely, 2^3454140 is an apocalyptic number.

3454140 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 3454140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5048064).

3454140 is an abundant number, since it is smaller than the sum of its proper divisors (6641988).

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

3454140 is a wasteful number, since it uses less digits than its factorization.

3454140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538 (or 2536 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 3454140 is about 1858.5316785032. The cubic root of 3454140 is about 151.1633978197.

Adding to 3454140 its reverse (414543), we get a palindrome (3868683).

The spelling of 3454140 in words is "three million, four hundred fifty-four thousand, one hundred forty".