3411640 has 48 divisors (see below), whose sum is σ = 8202600. Its totient is φ = 1273536.

The previous prime is 3411599. The next prime is 3411641. The reversal of 3411640 is 461143.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3411641) 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, 50887 + ... + 50953.

Almost surely, 2^3411640 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 3411640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4101300).

3411640 is an abundant number, since it is smaller than the sum of its proper divisors (4790960).

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

3411640 is a wasteful number, since it uses less digits than its factorization.

3411640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3411640 is about 1847.0625327801. The cubic root of 3411640 is about 150.5408622576.

Adding to 3411640 its reverse (461143), we get a palindrome (3872783).

The spelling of 3411640 in words is "three million, four hundred eleven thousand, six hundred forty".