53078218 has 8 divisors (see below), whose sum is σ = 79653312. Its totient is φ = 26527116.

The previous prime is 53078213. The next prime is 53078219. The reversal of 53078218 is 81287035.

53078218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (53078213) 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, 1321 + ... + 10387.

It is an arithmetic number, because the mean of its divisors is an integer number (9956664).

Almost surely, 2^53078218 is an apocalyptic number.

53078218 is a deficient number, since it is larger than the sum of its proper divisors (26575094).

53078218 is a wasteful number, since it uses less digits than its factorization.

53078218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11996.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 53078218 is about 7285.4799430099. The cubic root of 53078218 is about 375.8132702283.

The spelling of 53078218 in words is "fifty-three million, seventy-eight thousand, two hundred eighteen".