56193851 has 8 divisors (see below), whose sum is σ = 66436320. Its totient is φ = 46505088.

The previous prime is 56193827. The next prime is 56193859. The reversal of 56193851 is 15839165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-56193851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56193859) 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, 138206 + ... + 138611.

It is an arithmetic number, because the mean of its divisors is an integer number (8304540).

Almost surely, 2^56193851 is an apocalyptic number.

56193851 is a deficient number, since it is larger than the sum of its proper divisors (10242469).

56193851 is a wasteful number, since it uses less digits than its factorization.

56193851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276853.

The product of its digits is 32400, while the sum is 38.

The square root of 56193851 is about 7496.2557987305. The cubic root of 56193851 is about 383.0271848397.

The spelling of 56193851 in words is "fifty-six million, one hundred ninety-three thousand, eight hundred fifty-one".