3641406 has 16 divisors (see below), whose sum is σ = 7599744. Its totient is φ = 1160984.

The previous prime is 3641401. The next prime is 3641423. The reversal of 3641406 is 6041463.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13056 + ... + 13331.

It is an arithmetic number, because the mean of its divisors is an integer number (474984).

Almost surely, 2^3641406 is an apocalyptic number.

3641406 is an abundant number, since it is smaller than the sum of its proper divisors (3958338).

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

3641406 is a wasteful number, since it uses less digits than its factorization.

3641406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26415.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3641406 is about 1908.2468393790. The cubic root of 3641406 is about 153.8472370565.

Adding to 3641406 its reverse (6041463), we get a palindrome (9682869).

It can be divided in two parts, 364 and 1406, that added together give a triangular number (1770 = T₅₉).

The spelling of 3641406 in words is "three million, six hundred forty-one thousand, four hundred six".