55875293 has 4 divisors (see below), whose sum is σ = 56397600. Its totient is φ = 55352988.

The previous prime is 55875283. The next prime is 55875317. The reversal of 55875293 is 39257855.

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 55875293 - 2⁶ = 55875229 is a prime.

It is a super-3 number, since 3×55875293³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55875233) 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, 260993 + ... + 261206.

It is an arithmetic number, because the mean of its divisors is an integer number (14099400).

Almost surely, 2^55875293 is an apocalyptic number.

It is an amenable number.

55875293 is a deficient number, since it is larger than the sum of its proper divisors (522307).

55875293 is a wasteful number, since it uses less digits than its factorization.

55875293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522306.

The product of its digits is 378000, while the sum is 44.

The square root of 55875293 is about 7474.9777926092. The cubic root of 55875293 is about 382.3020303529.

The spelling of 55875293 in words is "fifty-five million, eight hundred seventy-five thousand, two hundred ninety-three".