2505526 has 8 divisors (see below), whose sum is σ = 3778344. Its totient is φ = 1246080.

The previous prime is 2505499. The next prime is 2505527. The reversal of 2505526 is 6255052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2505526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505527) 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, 2860 + ... + 3631.

It is an arithmetic number, because the mean of its divisors is an integer number (472293).

2^2505526 is an apocalyptic number.

2505526 is a deficient number, since it is larger than the sum of its proper divisors (1272818).

2505526 is a wasteful number, since it uses less digits than its factorization.

2505526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6686.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 2505526 is about 1582.8853401305. The cubic root of 2505526 is about 135.8208063857.

It can be divided in two parts, 250 and 5526, that added together give a square (5776 = 76²).

The spelling of 2505526 in words is "two million, five hundred five thousand, five hundred twenty-six".