56172027 has 8 divisors (see below), whose sum is σ = 74952000. Its totient is φ = 37420040.

The previous prime is 56172023. The next prime is 56172079. The reversal of 56172027 is 72027165.

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 56172027 - 2² = 56172023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56171985 and 56172003.

It is not an unprimeable number, because it can be changed into a prime (56172023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1749 + ... + 10742.

It is an arithmetic number, because the mean of its divisors is an integer number (9369000).

Almost surely, 2^56172027 is an apocalyptic number.

56172027 is a deficient number, since it is larger than the sum of its proper divisors (18779973).

56172027 is a wasteful number, since it uses less digits than its factorization.

56172027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13993.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 56172027 is about 7494.7999973315. The cubic root of 56172027 is about 382.9775930100.

The spelling of 56172027 in words is "fifty-six million, one hundred seventy-two thousand, twenty-seven".