49170859 has 4 divisors (see below), whose sum is σ = 49188616. Its totient is φ = 49153104.

The previous prime is 49170857. The next prime is 49170871. The reversal of 49170859 is 95807194.

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

It is a cyclic number.

It is not a de Polignac number, because 49170859 - 2¹ = 49170857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49170857) 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, 3729 + ... + 10594.

It is an arithmetic number, because the mean of its divisors is an integer number (12297154).

Almost surely, 2^49170859 is an apocalyptic number.

49170859 is a deficient number, since it is larger than the sum of its proper divisors (17757).

49170859 is a wasteful number, since it uses less digits than its factorization.

49170859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17756.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 49170859 is about 7012.1935940189. The cubic root of 49170859 is about 366.3554009449.

The spelling of 49170859 in words is "forty-nine million, one hundred seventy thousand, eight hundred fifty-nine".