49992973 has 2 divisors, whose sum is σ = 49992974. Its totient is φ = 49992972.

The previous prime is 49992967. The next prime is 49992989. The reversal of 49992973 is 37929994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42029289 + 7963684 = 6483^2 + 2822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49992973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49992973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49992073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24996486 + 24996487.

It is an arithmetic number, because the mean of its divisors is an integer number (24996487).

Almost surely, 2^49992973 is an apocalyptic number.

It is an amenable number.

49992973 is a deficient number, since it is larger than the sum of its proper divisors (1).

49992973 is an equidigital number, since it uses as much as digits as its factorization.

49992973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 52.

The square root of 49992973 is about 7070.5709104711. The cubic root of 49992973 is about 368.3858905959.

The spelling of 49992973 in words is "forty-nine million, nine hundred ninety-two thousand, nine hundred seventy-three".