5105242 has 4 divisors (see below), whose sum is σ = 7657866. Its totient is φ = 2552620.

The previous prime is 5105237. The next prime is 5105267. The reversal of 5105242 is 2425015.

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., 4363921 + 741321 = 2089^2 + 861^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276309 + ... + 1276312.

Almost surely, 2^5105242 is an apocalyptic number.

5105242 is a deficient number, since it is larger than the sum of its proper divisors (2552624).

5105242 is a wasteful number, since it uses less digits than its factorization.

5105242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552623.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 5105242 is about 2259.4782583597. The cubic root of 5105242 is about 172.1890161131.

The spelling of 5105242 in words is "five million, one hundred five thousand, two hundred forty-two".