5242747 has 4 divisors (see below), whose sum is σ = 5247496. Its totient is φ = 5238000.

The previous prime is 5242729. The next prime is 5242763. The reversal of 5242747 is 7472425.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5242747 - 2⁷ = 5242619 is a prime.

It is a super-2 number, since 2×5242747² = 54972792212018, which contains 22 as substring.

It is a Duffinian number.

5242747 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5242777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247 + ... + 3247.

It is an arithmetic number, because the mean of its divisors is an integer number (1311874).

Almost surely, 2^5242747 is an apocalyptic number.

5242747 is a deficient number, since it is larger than the sum of its proper divisors (4749).

5242747 is a wasteful number, since it uses less digits than its factorization.

5242747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4748.

The product of its digits is 15680, while the sum is 31.

The square root of 5242747 is about 2289.7045660958. The cubic root of 5242747 is about 173.7212584655.

The spelling of 5242747 in words is "five million, two hundred forty-two thousand, seven hundred forty-seven".