2528634 has 32 divisors (see below), whose sum is σ = 5463360. Its totient is φ = 777600.

The previous prime is 2528629. The next prime is 2528651. The reversal of 2528634 is 4368252.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 2¹¹ + 5⁹ + 2¹³ + 8⁵ + 6² + 3¹² + 4⁵ .

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4404 + ... + 4944.

It is an arithmetic number, because the mean of its divisors is an integer number (170730).

2^2528634 is an apocalyptic number.

2528634 is an abundant number, since it is smaller than the sum of its proper divisors (2934726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2528634 is a wasteful number, since it uses less digits than its factorization.

2528634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606.

The product of its digits is 11520, while the sum is 30.

The square root of 2528634 is about 1590.1679156617. The cubic root of 2528634 is about 136.2370792674.

The spelling of 2528634 in words is "two million, five hundred twenty-eight thousand, six hundred thirty-four".