2526840 has 48 divisors (see below), whose sum is σ = 8213400. Its totient is φ = 673728.

The previous prime is 2526827. The next prime is 2526847. The reversal of 2526840 is 486252.

2526840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2526847) 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 11 ways as a sum of consecutive naturals, for example, 3150 + ... + 3869.

2^2526840 is an apocalyptic number.

2526840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2526840 is an abundant number, since it is smaller than the sum of its proper divisors (5686560).

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

2526840 is a wasteful number, since it uses less digits than its factorization.

2526840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7036 (or 7029 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2526840 is about 1589.6037242030. The cubic root of 2526840 is about 136.2048527578.

The spelling of 2526840 in words is "two million, five hundred twenty-six thousand, eight hundred forty".