56889677 has 8 divisors (see below), whose sum is σ = 63378840. Its totient is φ = 50702400.

The previous prime is 56889659. The next prime is 56889697. The reversal of 56889677 is 77698865.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5924356 + 50965321 = 2434^2 + 7139^2 .

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 56889677 - 2¹⁰ = 56888653 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 (56889697) 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 7 ways as a sum of consecutive naturals, for example, 75074 + ... + 75827.

It is an arithmetic number, because the mean of its divisors is an integer number (7922355).

Almost surely, 2^56889677 is an apocalyptic number.

It is an amenable number.

56889677 is a deficient number, since it is larger than the sum of its proper divisors (6489163).

56889677 is a wasteful number, since it uses less digits than its factorization.

56889677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150943.

The product of its digits is 5080320, while the sum is 56.

The square root of 56889677 is about 7542.5245773547. The cubic root of 56889677 is about 384.6016614273.

The spelling of 56889677 in words is "fifty-six million, eight hundred eighty-nine thousand, six hundred seventy-seven".