2528726 has 4 divisors (see below), whose sum is σ = 3793092. Its totient is φ = 1264362.

The previous prime is 2528717. The next prime is 2528777. The reversal of 2528726 is 6278252.

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

It is a d-powerful number, because it can be written as 2¹² + 5⁹ + 2¹⁸ + 8³ + 7² + 2¹⁸ + 6⁶ .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2528692 and 2528701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632180 + ... + 632183.

It is an arithmetic number, because the mean of its divisors is an integer number (948273).

2^2528726 is an apocalyptic number.

2528726 is a deficient number, since it is larger than the sum of its proper divisors (1264366).

2528726 is a wasteful number, since it uses less digits than its factorization.

2528726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264365.

The product of its digits is 13440, while the sum is 32.

The square root of 2528726 is about 1590.1968431612. The cubic root of 2528726 is about 136.2387314980.

The spelling of 2528726 in words is "two million, five hundred twenty-eight thousand, seven hundred twenty-six".