2033641 has 8 divisors (see below), whose sum is σ = 2102184. Its totient is φ = 1966080.

The previous prime is 2033639. The next prime is 2033657. The reversal of 2033641 is 1463302.

It can be written as a sum of positive squares in 4 ways, for example, as 184041 + 1849600 = 429^2 + 1360^2 .

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

It is a 6-Lehmer number, since φ(2033641) divides (2033641-1)⁶.

It is a cyclic number.

It is not a de Polignac number, because 2033641 - 2¹ = 2033639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2033611) 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 7 ways as a sum of consecutive naturals, for example, 7785 + ... + 8041.

It is an arithmetic number, because the mean of its divisors is an integer number (262773).

2^2033641 is an apocalyptic number.

It is an amenable number.

2033641 is a deficient number, since it is larger than the sum of its proper divisors (68543).

2033641 is a wasteful number, since it uses less digits than its factorization.

2033641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2033641 is about 1426.0578529639. The cubic root of 2033641 is about 126.6945975648.

Adding to 2033641 its reverse (1463302), we get a palindrome (3496943).

It can be divided in two parts, 203 and 3641, that added together give a square (3844 = 62²).

The spelling of 2033641 in words is "two million, thirty-three thousand, six hundred forty-one".