3641231 has 8 divisors (see below), whose sum is σ = 4057344. Its totient is φ = 3239320.

The previous prime is 3641221. The next prime is 3641233. The reversal of 3641231 is 1321463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3641231 - 2¹⁰ = 3640207 is a prime.

It is a super-2 number, since 2×3641231² = 26517126390722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641233) 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, 3005 + ... + 4038.

It is an arithmetic number, because the mean of its divisors is an integer number (507168).

Almost surely, 2^3641231 is an apocalyptic number.

3641231 is a deficient number, since it is larger than the sum of its proper divisors (416113).

3641231 is a wasteful number, since it uses less digits than its factorization.

3641231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7101.

The product of its digits is 432, while the sum is 20.

The square root of 3641231 is about 1908.2009852214. The cubic root of 3641231 is about 153.8447724684.

Adding to 3641231 its reverse (1321463), we get a palindrome (4962694).

The spelling of 3641231 in words is "three million, six hundred forty-one thousand, two hundred thirty-one".