52078730 has 16 divisors (see below), whose sum is σ = 102263904. Its totient is φ = 18937680.

The previous prime is 52078727. The next prime is 52078777. The reversal of 52078730 is 3787025.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236612 + ... + 236831.

It is an arithmetic number, because the mean of its divisors is an integer number (6391494).

Almost surely, 2^52078730 is an apocalyptic number.

52078730 is a deficient number, since it is larger than the sum of its proper divisors (50185174).

52078730 is a wasteful number, since it uses less digits than its factorization.

52078730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473461.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 52078730 is about 7216.5594295343. The cubic root of 52078730 is about 373.4393928757.

The spelling of 52078730 in words is "fifty-two million, seventy-eight thousand, seven hundred thirty".