49849859 has 2 divisors, whose sum is σ = 49849860. Its totient is φ = 49849858.

The previous prime is 49849853. The next prime is 49849873. The reversal of 49849859 is 95894894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49849859 - 2⁴ = 49849843 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49849853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24924929 + 24924930.

It is an arithmetic number, because the mean of its divisors is an integer number (24924930).

Almost surely, 2^49849859 is an apocalyptic number.

49849859 is a deficient number, since it is larger than the sum of its proper divisors (1).

49849859 is an equidigital number, since it uses as much as digits as its factorization.

49849859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 56.

The square root of 49849859 is about 7060.4432580398. The cubic root of 49849859 is about 368.0340307022.

The spelling of 49849859 in words is "forty-nine million, eight hundred forty-nine thousand, eight hundred fifty-nine".