2533725 has 18 divisors (see below), whose sum is σ = 4538586. Its totient is φ = 1351200.

The previous prime is 2533721. The next prime is 2533733. The reversal of 2533725 is 5273352.

It can be written as a sum of positive squares in 3 ways, for example, as 799236 + 1734489 = 894^2 + 1317^2 .

It is not a de Polignac number, because 2533725 - 2² = 2533721 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 2¹⁵ + 5⁵ + 3⁶ + 3⁹ + 7 + 2¹⁹ + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533721) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5406 + ... + 5855.

2^2533725 is an apocalyptic number.

2533725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2533725 is a deficient number, since it is larger than the sum of its proper divisors (2004861).

2533725 is a wasteful number, since it uses less digits than its factorization.

2533725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11277 (or 11269 counting only the distinct ones).

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

The square root of 2533725 is about 1591.7678850888. The cubic root of 2533725 is about 136.3284484965.

The spelling of 2533725 in words is "two million, five hundred thirty-three thousand, seven hundred twenty-five".