542210382 has 48 divisors (see below), whose sum is σ = 1401639120. Its totient is φ = 154916496.

The previous prime is 542210381. The next prime is 542210387. The reversal of 542210382 is 283012245.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542210381) 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 23 ways as a sum of consecutive naturals, for example, 99813 + ... + 105104.

It is an arithmetic number, because the mean of its divisors is an integer number (29200815).

Almost surely, 2^542210382 is an apocalyptic number.

542210382 is an abundant number, since it is smaller than the sum of its proper divisors (859428738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542210382 is a wasteful number, since it uses less digits than its factorization.

542210382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204942 (or 204929 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 542210382 is about 23285.4113556106. The cubic root of 542210382 is about 815.4348649679.

The spelling of 542210382 in words is "five hundred forty-two million, two hundred ten thousand, three hundred eighty-two".