3641911 has 16 divisors (see below), whose sum is σ = 4630528. Its totient is φ = 2786400.

The previous prime is 3641887. The next prime is 3641917. The reversal of 3641911 is 1191463.

It is a cyclic number.

It is not a de Polignac number, because 3641911 - 2⁷ = 3641783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641917) 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 15 ways as a sum of consecutive naturals, for example, 2176 + ... + 3466.

It is an arithmetic number, because the mean of its divisors is an integer number (289408).

Almost surely, 2^3641911 is an apocalyptic number.

3641911 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

3641911 is a deficient number, since it is larger than the sum of its proper divisors (988617).

3641911 is a wasteful number, since it uses less digits than its factorization.

3641911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342.

The product of its digits is 648, while the sum is 25.

The square root of 3641911 is about 1908.3791551995. The cubic root of 3641911 is about 153.8543487109.

The spelling of 3641911 in words is "three million, six hundred forty-one thousand, nine hundred eleven".