542328617 has 2 divisors, whose sum is σ = 542328618. Its totient is φ = 542328616.

The previous prime is 542328587. The next prime is 542328727. The reversal of 542328617 is 716823245.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334853401 + 207475216 = 18299^2 + 14404^2 .

It is a cyclic number.

It is not a de Polignac number, because 542328617 - 2²⁶ = 475219753 is a prime.

It is a super-3 number, since 3×542328617³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (542318617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271164308 + 271164309.

It is an arithmetic number, because the mean of its divisors is an integer number (271164309).

Almost surely, 2^542328617 is an apocalyptic number.

It is an amenable number.

542328617 is a deficient number, since it is larger than the sum of its proper divisors (1).

542328617 is an equidigital number, since it uses as much as digits as its factorization.

542328617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 38.

The square root of 542328617 is about 23287.9500385929. The cubic root of 542328617 is about 815.4941322052.

The spelling of 542328617 in words is "five hundred forty-two million, three hundred twenty-eight thousand, six hundred seventeen".