2520527 has 4 divisors (see below), whose sum is σ = 2526936. Its totient is φ = 2514120.

The previous prime is 2520503. The next prime is 2520577. The reversal of 2520527 is 7250252.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2520527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520577) 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, 2573 + ... + 3414.

It is an arithmetic number, because the mean of its divisors is an integer number (631734).

2^2520527 is an apocalyptic number.

2520527 is a deficient number, since it is larger than the sum of its proper divisors (6409).

2520527 is an equidigital number, since it uses as much as digits as its factorization.

2520527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6408.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 2520527 is about 1587.6167673592. The cubic root of 2520527 is about 136.0913277863.

Adding to 2520527 its reverse (7250252), we get a palindrome (9770779).

The spelling of 2520527 in words is "two million, five hundred twenty thousand, five hundred twenty-seven".