42482747 has 2 divisors, whose sum is σ = 42482748. Its totient is φ = 42482746.

The previous prime is 42482717. The next prime is 42482749. The reversal of 42482747 is 74728424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42482747 - 2¹² = 42478651 is a prime.

Together with 42482749, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42482747.

It is not a weakly prime, because it can be changed into another prime (42482749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21241373 + 21241374.

It is an arithmetic number, because the mean of its divisors is an integer number (21241374).

Almost surely, 2^42482747 is an apocalyptic number.

42482747 is a deficient number, since it is larger than the sum of its proper divisors (1).

42482747 is an equidigital number, since it uses as much as digits as its factorization.

42482747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 100352, while the sum is 38.

The square root of 42482747 is about 6517.8790261864. The cubic root of 42482747 is about 348.9293732612.

The spelling of 42482747 in words is "forty-two million, four hundred eighty-two thousand, seven hundred forty-seven".