56227919 has 8 divisors (see below), whose sum is σ = 61402320. Its totient is φ = 51064000.

The previous prime is 56227903. The next prime is 56227921. The reversal of 56227919 is 91972265.

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

It is a cyclic number.

It is not a de Polignac number, because 56227919 - 2⁴ = 56227903 is a prime.

It is a super-3 number, since 3×56227919³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56227949) 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, 12347 + ... + 16275.

It is an arithmetic number, because the mean of its divisors is an integer number (7675290).

Almost surely, 2^56227919 is an apocalyptic number.

56227919 is a deficient number, since it is larger than the sum of its proper divisors (5174401).

56227919 is a wasteful number, since it uses less digits than its factorization.

56227919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5241.

The product of its digits is 68040, while the sum is 41.

The square root of 56227919 is about 7498.5277888396. The cubic root of 56227919 is about 383.1045736985.

The spelling of 56227919 in words is "fifty-six million, two hundred twenty-seven thousand, nine hundred nineteen".