542582385 has 16 divisors (see below), whose sum is σ = 888321984. Its totient is φ = 282647232.

The previous prime is 542582357. The next prime is 542582389. The reversal of 542582385 is 583285245.

It is a happy number.

It is not a de Polignac number, because 542582385 - 2⁶ = 542582321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542582389) 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 15 ways as a sum of consecutive naturals, for example, 419962 + ... + 421251.

It is an arithmetic number, because the mean of its divisors is an integer number (55520124).

Almost surely, 2^542582385 is an apocalyptic number.

It is an amenable number.

542582385 is a deficient number, since it is larger than the sum of its proper divisors (345739599).

542582385 is a wasteful number, since it uses less digits than its factorization.

542582385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841264.

The product of its digits is 384000, while the sum is 42.

The square root of 542582385 is about 23293.3978843792. The cubic root of 542582385 is about 815.6213085078.

The spelling of 542582385 in words is "five hundred forty-two million, five hundred eighty-two thousand, three hundred eighty-five".