542053786 has 16 divisors (see below), whose sum is σ = 858832128. Its totient is φ = 256183200.

The previous prime is 542053781. The next prime is 542053801. The reversal of 542053786 is 687350245.

It is not an unprimeable number, because it can be changed into a prime (542053781) 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 7 ways as a sum of consecutive naturals, for example, 98995 + ... + 104326.

It is an arithmetic number, because the mean of its divisors is an integer number (53677008).

Almost surely, 2^542053786 is an apocalyptic number.

542053786 is a deficient number, since it is larger than the sum of its proper divisors (316778342).

542053786 is a wasteful number, since it uses less digits than its factorization.

542053786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203397.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 542053786 is about 23282.0485782502. The cubic root of 542053786 is about 815.3563553847.

The spelling of 542053786 in words is "five hundred forty-two million, fifty-three thousand, seven hundred eighty-six".