2510042 has 4 divisors (see below), whose sum is σ = 3765066. Its totient is φ = 1255020.

The previous prime is 2510041. The next prime is 2510047. The reversal of 2510042 is 2400152.

2510042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1852321 + 657721 = 1361^2 + 811^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2509999 and 2510026.

It is not an unprimeable number, because it can be changed into a prime (2510041) 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 as a sum of consecutive naturals, namely, 627509 + ... + 627512.

2^2510042 is an apocalyptic number.

2510042 is a deficient number, since it is larger than the sum of its proper divisors (1255024).

2510042 is a wasteful number, since it uses less digits than its factorization.

2510042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255023.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2510042 is about 1584.3112068025. The cubic root of 2510042 is about 135.9023592700.

Adding to 2510042 its reverse (2400152), we get a palindrome (4910194).

The spelling of 2510042 in words is "two million, five hundred ten thousand, forty-two".