52514218 has 4 divisors (see below), whose sum is σ = 78771330. Its totient is φ = 26257108.

The previous prime is 52514197. The next prime is 52514219. The reversal of 52514218 is 81241525.

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

It can be written as a sum of positive squares in only one way, i.e., 51796809 + 717409 = 7197^2 + 847^2 .

It is not an unprimeable number, because it can be changed into a prime (52514219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13128553 + ... + 13128556.

Almost surely, 2^52514218 is an apocalyptic number.

52514218 is a deficient number, since it is larger than the sum of its proper divisors (26257112).

52514218 is a wasteful number, since it uses less digits than its factorization.

52514218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26257111.

The product of its digits is 3200, while the sum is 28.

The square root of 52514218 is about 7246.6694418885. The cubic root of 52514218 is about 374.4774184648.

The spelling of 52514218 in words is "fifty-two million, five hundred fourteen thousand, two hundred eighteen".