2542290 has 32 divisors (see below), whose sum is σ = 6181056. Its totient is φ = 669120.

The previous prime is 2542237. The next prime is 2542327. The reversal of 2542290 is 922452.

2542290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2542290.

It is an unprimeable number.

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, 1980 + ... + 3000.

It is an arithmetic number, because the mean of its divisors is an integer number (193158).

2^2542290 is an apocalyptic number.

2542290 is an abundant number, since it is smaller than the sum of its proper divisors (3638766).

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

2542290 is a wasteful number, since it uses less digits than its factorization.

2542290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 2542290 is about 1594.4560200896. The cubic root of 2542290 is about 136.4818905519.

The spelling of 2542290 in words is "two million, five hundred forty-two thousand, two hundred ninety".