542730045 has 64 divisors (see below), whose sum is σ = 1024305408. Its totient is φ = 241920000.

The previous prime is 542730037. The next prime is 542730061. The reversal of 542730045 is 540037245.

542730045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542730045 - 2³ = 542730037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542729994 and 542730021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 902745 + ... + 903345.

It is an arithmetic number, because the mean of its divisors is an integer number (16004772).

Almost surely, 2^542730045 is an apocalyptic number.

542730045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542730045 is a deficient number, since it is larger than the sum of its proper divisors (481575363).

542730045 is a wasteful number, since it uses less digits than its factorization.

542730045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 542730045 is about 23296.5672363977. The cubic root of 542730045 is about 815.6952903413.

The spelling of 542730045 in words is "five hundred forty-two million, seven hundred thirty thousand, forty-five".