53802393 has 4 divisors (see below), whose sum is σ = 71736528. Its totient is φ = 35868260.

The previous prime is 53802377. The next prime is 53802401. The reversal of 53802393 is 39320835.

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 53802393 - 2⁴ = 53802377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53802293) 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, 8967063 + ... + 8967068.

It is an arithmetic number, because the mean of its divisors is an integer number (17934132).

Almost surely, 2^53802393 is an apocalyptic number.

It is an amenable number.

53802393 is a deficient number, since it is larger than the sum of its proper divisors (17934135).

53802393 is a wasteful number, since it uses less digits than its factorization.

53802393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17934134.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 53802393 is about 7335.0114519338. The cubic root of 53802393 is about 377.5146973211.

The spelling of 53802393 in words is "fifty-three million, eight hundred two thousand, three hundred ninety-three".