880559849 has 4 divisors (see below), whose sum is σ = 948295236. Its totient is φ = 812824464.

The previous prime is 880559819. The next prime is 880559881. The reversal of 880559849 is 948955088.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 233111824 + 647448025 = 15268^2 + 25445^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-880559849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 880559794 and 880559803.

It is not an unprimeable number, because it can be changed into a prime (880559819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33867674 + ... + 33867699.

It is an arithmetic number, because the mean of its divisors is an integer number (237073809).

Almost surely, 2^880559849 is an apocalyptic number.

It is an amenable number.

880559849 is a deficient number, since it is larger than the sum of its proper divisors (67735387).

880559849 is a wasteful number, since it uses less digits than its factorization.

880559849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67735386.

The product of its (nonzero) digits is 4147200, while the sum is 56.

The square root of 880559849 is about 29674.2287010126. The cubic root of 880559849 is about 958.4871458793.

The spelling of 880559849 in words is "eight hundred eighty million, five hundred fifty-nine thousand, eight hundred forty-nine".