56173093 has 4 divisors (see below), whose sum is σ = 57479488. Its totient is φ = 54866700.

The previous prime is 56173027. The next prime is 56173099. The reversal of 56173093 is 39037165.

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 56173093 - 2²¹ = 54075941 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 (56173099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653133 + ... + 653218.

It is an arithmetic number, because the mean of its divisors is an integer number (14369872).

Almost surely, 2^56173093 is an apocalyptic number.

It is an amenable number.

56173093 is a deficient number, since it is larger than the sum of its proper divisors (1306395).

56173093 is a wasteful number, since it uses less digits than its factorization.

56173093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306394.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 56173093 is about 7494.8711129679. The cubic root of 56173093 is about 382.9800156365.

The spelling of 56173093 in words is "fifty-six million, one hundred seventy-three thousand, ninety-three".