2539652 has 12 divisors (see below), whose sum is σ = 4470480. Its totient is φ = 1262376.

The previous prime is 2539651. The next prime is 2539657. The reversal of 2539652 is 2569352.

It is a super-2 number, since 2×2539652² = 12899664562208, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2⁵ + 5³ + 3¹² + 9² + 6⁶ + 5⁹ + 2¹³ .

It is not an unprimeable number, because it can be changed into a prime (2539651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058 + ... + 2489.

It is an arithmetic number, because the mean of its divisors is an integer number (372540).

2^2539652 is an apocalyptic number.

It is an amenable number.

2539652 is a deficient number, since it is larger than the sum of its proper divisors (1930828).

2539652 is a wasteful number, since it uses less digits than its factorization.

2539652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3730 (or 3728 counting only the distinct ones).

The product of its digits is 16200, while the sum is 32.

The square root of 2539652 is about 1593.6285640010. The cubic root of 2539652 is about 136.4346675325.

The spelling of 2539652 in words is "two million, five hundred thirty-nine thousand, six hundred fifty-two".