2528263 has 6 divisors (see below), whose sum is σ = 2566064. Its totient is φ = 2490996.

The previous prime is 2528261. The next prime is 2528269. The reversal of 2528263 is 3628252.

It is not a de Polignac number, because 2528263 - 2¹ = 2528261 is a prime.

It is a super-2 number, since 2×2528263² = 12784227594338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6706 + ... + 7072.

2^2528263 is an apocalyptic number.

2528263 is a deficient number, since it is larger than the sum of its proper divisors (37801).

2528263 is an frugal number, since it uses more digits than its factorization.

2528263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 533 (or 450 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 2528263 is about 1590.0512570354. The cubic root of 2528263 is about 136.2304160613.

It can be divided in two parts, 252 and 8263, that added together give a triangular number (8515 = T₁₃₀).

The spelling of 2528263 in words is "two million, five hundred twenty-eight thousand, two hundred sixty-three".