49853863 has 2 divisors, whose sum is σ = 49853864. Its totient is φ = 49853862.

The previous prime is 49853861. The next prime is 49853917. The reversal of 49853863 is 36835894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49853863 - 2¹ = 49853861 is a prime.

Together with 49853861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49853861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24926931 + 24926932.

It is an arithmetic number, because the mean of its divisors is an integer number (24926932).

Almost surely, 2^49853863 is an apocalyptic number.

49853863 is a deficient number, since it is larger than the sum of its proper divisors (1).

49853863 is an equidigital number, since it uses as much as digits as its factorization.

49853863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 46.

The square root of 49853863 is about 7060.7268039487. The cubic root of 49853863 is about 368.0438840821.

The spelling of 49853863 in words is "forty-nine million, eight hundred fifty-three thousand, eight hundred sixty-three".