52918693 has 4 divisors (see below), whose sum is σ = 53815680. Its totient is φ = 52021708.

The previous prime is 52918687. The next prime is 52918717. The reversal of 52918693 is 39681925.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52918693 - 2⁹ = 52918181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52918993) 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, 448405 + ... + 448522.

It is an arithmetic number, because the mean of its divisors is an integer number (13453920).

Almost surely, 2^52918693 is an apocalyptic number.

It is an amenable number.

52918693 is a deficient number, since it is larger than the sum of its proper divisors (896987).

52918693 is an equidigital number, since it uses as much as digits as its factorization.

52918693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896986.

The product of its digits is 116640, while the sum is 43.

The square root of 52918693 is about 7274.5235582820. The cubic root of 52918693 is about 375.4363938899.

The spelling of 52918693 in words is "fifty-two million, nine hundred eighteen thousand, six hundred ninety-three".