56003893 has 8 divisors (see below), whose sum is σ = 62007840. Its totient is φ = 50152080.

The previous prime is 56003891. The next prime is 56003897. The reversal of 56003893 is 39830065.

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

It is not a de Polignac number, because 56003893 - 2¹ = 56003891 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 (56003891) 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, 37258 + ... + 38731.

It is an arithmetic number, because the mean of its divisors is an integer number (7750980).

Almost surely, 2^56003893 is an apocalyptic number.

It is an amenable number.

56003893 is a deficient number, since it is larger than the sum of its proper divisors (6003947).

56003893 is a wasteful number, since it uses less digits than its factorization.

56003893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76067.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 56003893 is about 7483.5748810311. The cubic root of 56003893 is about 382.5951018742.

Subtracting from 56003893 its reverse (39830065), we obtain a triangular number (16173828 = T₅₆₈₇).

The spelling of 56003893 in words is "fifty-six million, three thousand, eight hundred ninety-three".