542526067 has 4 divisors (see below), whose sum is σ = 542866536. Its totient is φ = 542185600.

The previous prime is 542526043. The next prime is 542526109. The reversal of 542526067 is 760625245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 760625245 = 5 ⋅152125049.

It is a cyclic number.

It is not a de Polignac number, because 542526067 - 2²³ = 534137459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542526007) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 167833 + ... + 171034.

It is an arithmetic number, because the mean of its divisors is an integer number (135716634).

Almost surely, 2^542526067 is an apocalyptic number.

542526067 is a deficient number, since it is larger than the sum of its proper divisors (340469).

542526067 is a wasteful number, since it uses less digits than its factorization.

542526067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340468.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 542526067 is about 23292.1889696954. The cubic root of 542526067 is about 815.5930880621.

The spelling of 542526067 in words is "five hundred forty-two million, five hundred twenty-six thousand, sixty-seven".