2533257 has 12 divisors (see below), whose sum is σ = 3673540. Its totient is φ = 1682208.

The previous prime is 2533231. The next prime is 2533261. The reversal of 2533257 is 7523352.

2533257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 968256 + 1565001 = 984^2 + 1251^2 .

It is not a de Polignac number, because 2533257 - 2¹¹ = 2531209 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 5⁵ + 3¹¹ + 3¹¹ + 2²¹ + 5⁷ + 7² .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2533257.

It is not an unprimeable number, because it can be changed into a prime (2533217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3219 + ... + 3927.

2^2533257 is an apocalyptic number.

It is an amenable number.

2533257 is a deficient number, since it is larger than the sum of its proper divisors (1140283).

2533257 is a wasteful number, since it uses less digits than its factorization.

2533257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112 (or 1109 counting only the distinct ones).

The product of its digits is 6300, while the sum is 27.

The square root of 2533257 is about 1591.6208719416. The cubic root of 2533257 is about 136.3200543150.

The spelling of 2533257 in words is "two million, five hundred thirty-three thousand, two hundred fifty-seven".