542002005 has 48 divisors (see below), whose sum is σ = 959999040. Its totient is φ = 282818304.

The previous prime is 542001997. The next prime is 542002039. The reversal of 542002005 is 500200245.

542002005 = 471² + 472² + ... + 1200².

It is not a de Polignac number, because 542002005 - 2³ = 542001997 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 456022 + ... + 457208.

It is an arithmetic number, because the mean of its divisors is an integer number (19999980).

Almost surely, 2^542002005 is an apocalyptic number.

It is an amenable number.

542002005 is a deficient number, since it is larger than the sum of its proper divisors (417997035).

542002005 is a wasteful number, since it uses less digits than its factorization.

542002005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410 (or 1407 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 542002005 is about 23280.9365146680. The cubic root of 542002005 is about 815.3303915948.

The spelling of 542002005 in words is "five hundred forty-two million, two thousand, five".