2564033 has 4 divisors (see below), whose sum is σ = 2579028. Its totient is φ = 2549040.

The previous prime is 2564027. The next prime is 2564039. The reversal of 2564033 is 3304652.

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

It is an interprime number because it is at equal distance from previous prime (2564027) and next prime (2564039).

It can be written as a sum of positive squares in 2 ways, for example, as 1803649 + 760384 = 1343^2 + 872^2 .

It is a cyclic number.

It is not a de Polignac number, because 2564033 - 2⁶ = 2563969 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 5⁹ + 6⁶ + 4² + 0 + 3³ + 3¹² .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2564039) 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, 7238 + ... + 7583.

It is an arithmetic number, because the mean of its divisors is an integer number (644757).

2^2564033 is an apocalyptic number.

It is an amenable number.

2564033 is a deficient number, since it is larger than the sum of its proper divisors (14995).

2564033 is a wasteful number, since it uses less digits than its factorization.

2564033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14994.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 2564033 is about 1601.2598165195. The cubic root of 2564033 is about 136.8698748455.

Adding to 2564033 its reverse (3304652), we get a palindrome (5868685).

The spelling of 2564033 in words is "two million, five hundred sixty-four thousand, thirty-three".