53518274 has 8 divisors (see below), whose sum is σ = 80308668. Its totient is φ = 26748720.

The previous prime is 53518259. The next prime is 53518291. The reversal of 53518274 is 47281535.

It is a happy number.

53518274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 53392249 + 126025 = 7307^2 + 355^2 .

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

It is an unprimeable number.

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, 6284 + ... + 12104.

Almost surely, 2^53518274 is an apocalyptic number.

53518274 is a deficient number, since it is larger than the sum of its proper divisors (26790394).

53518274 is a wasteful number, since it uses less digits than its factorization.

53518274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10420.

The product of its digits is 33600, while the sum is 35.

The square root of 53518274 is about 7315.6184974341. The cubic root of 53518274 is about 376.8489991844.

The spelling of 53518274 in words is "fifty-three million, five hundred eighteen thousand, two hundred seventy-four".