4233641 has 4 divisors (see below), whose sum is σ = 4281300. Its totient is φ = 4185984.

The previous prime is 4233631. The next prime is 4233653. The reversal of 4233641 is 1463324.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1357225 + 2876416 = 1165^2 + 1696^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4233641 is a prime.

It is a super-2 number, since 2×4233641² = 35847432233762, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4 + 2²¹ + 3⁴ + 3¹³ + 6⁷ + 4⁹ + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4233601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23696 + ... + 23873.

It is an arithmetic number, because the mean of its divisors is an integer number (1070325).

Almost surely, 2^4233641 is an apocalyptic number.

It is an amenable number.

4233641 is a deficient number, since it is larger than the sum of its proper divisors (47659).

4233641 is an equidigital number, since it uses as much as digits as its factorization.

4233641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47658.

The product of its digits is 1728, while the sum is 23.

The square root of 4233641 is about 2057.5813471161. The cubic root of 4233641 is about 161.7724922079.

Adding to 4233641 its reverse (1463324), we get a palindrome (5696965).

The spelling of 4233641 in words is "four million, two hundred thirty-three thousand, six hundred forty-one".