49192993 has 2 divisors, whose sum is σ = 49192994. Its totient is φ = 49192992.

The previous prime is 49192991. The next prime is 49193029. The reversal of 49192993 is 39929194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41886784 + 7306209 = 6472^2 + 2703^2 .

It is a cyclic number.

It is not a de Polignac number, because 49192993 - 2¹ = 49192991 is a prime.

Together with 49192991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (49192991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24596496 + 24596497.

It is an arithmetic number, because the mean of its divisors is an integer number (24596497).

Almost surely, 2^49192993 is an apocalyptic number.

It is an amenable number.

49192993 is a deficient number, since it is larger than the sum of its proper divisors (1).

49192993 is an equidigital number, since it uses as much as digits as its factorization.

49192993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 157464, while the sum is 46.

The square root of 49192993 is about 7013.7716672273. The cubic root of 49192993 is about 366.4103636754.

The spelling of 49192993 in words is "forty-nine million, one hundred ninety-two thousand, nine hundred ninety-three".