3400540 has 96 divisors (see below), whose sum is σ = 8890560. Its totient is φ = 1075200.

The previous prime is 3400531. The next prime is 3400543. The reversal of 3400540 is 450043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82920 + ... + 82960.

It is an arithmetic number, because the mean of its divisors is an integer number (92610).

Almost surely, 2^3400540 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 3400540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4445280).

3400540 is an abundant number, since it is smaller than the sum of its proper divisors (5490020).

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

3400540 is a wasteful number, since it uses less digits than its factorization.

3400540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 3400540 is about 1844.0553137040. The cubic root of 3400540 is about 150.3774199352.

Adding to 3400540 its reverse (450043), we get a palindrome (3850583).

The spelling of 3400540 in words is "three million, four hundred thousand, five hundred forty".