2529531 has 12 divisors (see below), whose sum is σ = 3723408. Its totient is φ = 1654224.

The previous prime is 2529529. The next prime is 2529533. The reversal of 2529531 is 1359252.

It is an interprime number because it is at equal distance from previous prime (2529529) and next prime (2529533).

It is not a de Polignac number, because 2529531 - 2¹ = 2529529 is a prime.

It is a super-2 number, since 2×2529531² = 12797054159922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2529495 and 2529504.

It is not an unprimeable number, because it can be changed into a prime (2529533) 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 11 ways as a sum of consecutive naturals, for example, 2175 + ... + 3128.

It is an arithmetic number, because the mean of its divisors is an integer number (310284).

2^2529531 is an apocalyptic number.

2529531 is a deficient number, since it is larger than the sum of its proper divisors (1193877).

2529531 is a wasteful number, since it uses less digits than its factorization.

2529531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5362 (or 5359 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 2529531 is about 1590.4499363388. The cubic root of 2529531 is about 136.2531868065.

The spelling of 2529531 in words is "two million, five hundred twenty-nine thousand, five hundred thirty-one".