542488847 has 2 divisors, whose sum is σ = 542488848. Its totient is φ = 542488846.

The previous prime is 542488841. The next prime is 542488861. The reversal of 542488847 is 748884245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542488847 - 2⁸ = 542488591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542488795 and 542488804.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542488841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271244423 + 271244424.

It is an arithmetic number, because the mean of its divisors is an integer number (271244424).

Almost surely, 2^542488847 is an apocalyptic number.

542488847 is a deficient number, since it is larger than the sum of its proper divisors (1).

542488847 is an equidigital number, since it uses as much as digits as its factorization.

542488847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2293760, while the sum is 50.

The square root of 542488847 is about 23291.3899756970. The cubic root of 542488847 is about 815.5744363814.

The spelling of 542488847 in words is "five hundred forty-two million, four hundred eighty-eight thousand, eight hundred forty-seven".