2542758 has 32 divisors (see below), whose sum is σ = 5461344. Its totient is φ = 786432.

The previous prime is 2542739. The next prime is 2542759. The reversal of 2542758 is 8572452.

2542758 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542759) 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 15 ways as a sum of consecutive naturals, for example, 9766 + ... + 10022.

It is an arithmetic number, because the mean of its divisors is an integer number (170667).

2^2542758 is an apocalyptic number.

2542758 is an abundant number, since it is smaller than the sum of its proper divisors (2918586).

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

2542758 is a wasteful number, since it uses less digits than its factorization.

2542758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376.

The product of its digits is 22400, while the sum is 33.

The square root of 2542758 is about 1594.6027718526. The cubic root of 2542758 is about 136.4902648399.

The spelling of 2542758 in words is "two million, five hundred forty-two thousand, seven hundred fifty-eight".