542124028 has 12 divisors (see below), whose sum is σ = 981431640. Its totient is φ = 261714992.

The previous prime is 542123993. The next prime is 542124029. The reversal of 542124028 is 820421245.

It is a junction number, because it is equal to n+sod(n) for n = 542123987 and 542124005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542124029) 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 3 ways as a sum of consecutive naturals, for example, 2336626 + ... + 2336857.

It is an arithmetic number, because the mean of its divisors is an integer number (81785970).

Almost surely, 2^542124028 is an apocalyptic number.

542124028 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

542124028 is a deficient number, since it is larger than the sum of its proper divisors (439307612).

542124028 is a wasteful number, since it uses less digits than its factorization.

542124028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4673516 (or 4673514 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 28.

The square root of 542124028 is about 23283.5570306601. The cubic root of 542124028 is about 815.3915731613.

The spelling of 542124028 in words is "five hundred forty-two million, one hundred twenty-four thousand, twenty-eight".