2528626 has 8 divisors (see below), whose sum is σ = 3923820. Its totient is φ = 1220688.

The previous prime is 2528621. The next prime is 2528627. The reversal of 2528626 is 6268252.

2528626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2253001 + 275625 = 1501^2 + 525^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2528621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21741 + ... + 21856.

2^2528626 is an apocalyptic number.

2528626 is a deficient number, since it is larger than the sum of its proper divisors (1395194).

2528626 is a wasteful number, since it uses less digits than its factorization.

2528626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43628.

The product of its digits is 11520, while the sum is 31.

The square root of 2528626 is about 1590.1654002021. The cubic root of 2528626 is about 136.2369355933.

The spelling of 2528626 in words is "two million, five hundred twenty-eight thousand, six hundred twenty-six".