52730418 has 16 divisors (see below), whose sum is σ = 113573376. Its totient is φ = 16224720.

The previous prime is 52730401. The next prime is 52730437. The reversal of 52730418 is 81403725.

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, 337938 + ... + 338093.

It is an arithmetic number, because the mean of its divisors is an integer number (7098336).

Almost surely, 2^52730418 is an apocalyptic number.

52730418 is an abundant number, since it is smaller than the sum of its proper divisors (60842958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52730418 is a wasteful number, since it uses less digits than its factorization.

52730418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676049.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 52730418 is about 7261.5713175593. The cubic root of 52730418 is about 374.9906202098.

The spelling of 52730418 in words is "fifty-two million, seven hundred thirty thousand, four hundred eighteen".