49976543 has 2 divisors, whose sum is σ = 49976544. Its totient is φ = 49976542.

The previous prime is 49976533. The next prime is 49976567. The reversal of 49976543 is 34567994.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49976543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49976503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24988271 + 24988272.

It is an arithmetic number, because the mean of its divisors is an integer number (24988272).

Almost surely, 2^49976543 is an apocalyptic number.

49976543 is a deficient number, since it is larger than the sum of its proper divisors (1).

49976543 is an equidigital number, since it uses as much as digits as its factorization.

49976543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 47.

The square root of 49976543 is about 7069.4089569072. The cubic root of 49976543 is about 368.3455299679.

The spelling of 49976543 in words is "forty-nine million, nine hundred seventy-six thousand, five hundred forty-three".