2574242 has 16 divisors (see below), whose sum is σ = 4460832. Its totient is φ = 1101120.

The previous prime is 2574239. The next prime is 2574251. The reversal of 2574242 is 2424752.

2574242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

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 7 ways as a sum of consecutive naturals, for example, 3068 + ... + 3815.

It is an arithmetic number, because the mean of its divisors is an integer number (278802).

2^2574242 is an apocalyptic number.

2574242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2574242 is a deficient number, since it is larger than the sum of its proper divisors (1886590).

2574242 is a wasteful number, since it uses less digits than its factorization.

2574242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6913.

The product of its digits is 4480, while the sum is 26.

The square root of 2574242 is about 1604.4444521391. Note that the first 4 decimals coincide. The cubic root of 2574242 is about 137.0512888045.

Adding to 2574242 its reverse (2424752), we get a palindrome (4998994).

The spelling of 2574242 in words is "two million, five hundred seventy-four thousand, two hundred forty-two".