52030518 has 16 divisors (see below), whose sum is σ = 104451120. Its totient is φ = 17278496.

The previous prime is 52030513. The next prime is 52030519. The reversal of 52030518 is 81503025.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52030513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14505 + ... + 17732.

It is an arithmetic number, because the mean of its divisors is an integer number (6528195).

Almost surely, 2^52030518 is an apocalyptic number.

52030518 is an abundant number, since it is smaller than the sum of its proper divisors (52420602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52030518 is a wasteful number, since it uses less digits than its factorization.

52030518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32511.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 52030518 is about 7213.2182831244. The cubic root of 52030518 is about 373.3241198477.

The spelling of 52030518 in words is "fifty-two million, thirty thousand, five hundred eighteen".