49727983 has 2 divisors, whose sum is σ = 49727984. Its totient is φ = 49727982.

The previous prime is 49727981. The next prime is 49728053. The reversal of 49727983 is 38972794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49727983 - 2¹ = 49727981 is a prime.

Together with 49727981, 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 (49727981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24863991 + 24863992.

It is an arithmetic number, because the mean of its divisors is an integer number (24863992).

Almost surely, 2^49727983 is an apocalyptic number.

49727983 is a deficient number, since it is larger than the sum of its proper divisors (1).

49727983 is an equidigital number, since it uses as much as digits as its factorization.

49727983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 762048, while the sum is 49.

The square root of 49727983 is about 7051.8070733678. The cubic root of 49727983 is about 367.7338551984.

The spelling of 49727983 in words is "forty-nine million, seven hundred twenty-seven thousand, nine hundred eighty-three".