542056828 has 48 divisors (see below), whose sum is σ = 992968704. Its totient is φ = 258733440.

The previous prime is 542056817. The next prime is 542056829. The reversal of 542056828 is 828650245.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542056829) 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, 1742793 + ... + 1743103.

It is an arithmetic number, because the mean of its divisors is an integer number (20686848).

Almost surely, 2^542056828 is an apocalyptic number.

It is an amenable number.

542056828 is a deficient number, since it is larger than the sum of its proper divisors (450911876).

542056828 is a wasteful number, since it uses less digits than its factorization.

542056828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562 (or 560 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 542056828 is about 23282.1139074612. The cubic root of 542056828 is about 815.3578806389.

The spelling of 542056828 in words is "five hundred forty-two million, fifty-six thousand, eight hundred twenty-eight".