52809118 has 4 divisors (see below), whose sum is σ = 79213680. Its totient is φ = 26404558.

The previous prime is 52809109. The next prime is 52809121. The reversal of 52809118 is 81190825.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13202278 + ... + 13202281.

It is an arithmetic number, because the mean of its divisors is an integer number (19803420).

Almost surely, 2^52809118 is an apocalyptic number.

52809118 is a deficient number, since it is larger than the sum of its proper divisors (26404562).

52809118 is a wasteful number, since it uses less digits than its factorization.

52809118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26404561.

The product of its (nonzero) digits is 5760, while the sum is 34.

The square root of 52809118 is about 7266.9882344751. The cubic root of 52809118 is about 375.1770849552.

The spelling of 52809118 in words is "fifty-two million, eight hundred nine thousand, one hundred eighteen".