52055218 has 8 divisors (see below), whose sum is σ = 78157548. Its totient is φ = 26002704.

The previous prime is 52055153. The next prime is 52055219. The reversal of 52055218 is 81255025.

It can be written as a sum of positive squares in 2 ways, for example, as 46280809 + 5774409 = 6803^2 + 2403^2 .

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 (52055219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9721 + ... + 14092.

Almost surely, 2^52055218 is an apocalyptic number.

52055218 is a deficient number, since it is larger than the sum of its proper divisors (26102330).

52055218 is a wasteful number, since it uses less digits than its factorization.

52055218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24908.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 52055218 is about 7214.9302144927. The cubic root of 52055218 is about 373.3831854843.

The spelling of 52055218 in words is "fifty-two million, fifty-five thousand, two hundred eighteen".