49804973 has 2 divisors, whose sum is σ = 49804974. Its totient is φ = 49804972.

The previous prime is 49804967. The next prime is 49804991. The reversal of 49804973 is 37940894.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37002889 + 12802084 = 6083^2 + 3578^2 .

It is a cyclic number.

It is not a de Polignac number, because 49804973 - 2⁸ = 49804717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49804903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24902486 + 24902487.

It is an arithmetic number, because the mean of its divisors is an integer number (24902487).

Almost surely, 2^49804973 is an apocalyptic number.

It is an amenable number.

49804973 is a deficient number, since it is larger than the sum of its proper divisors (1).

49804973 is an equidigital number, since it uses as much as digits as its factorization.

49804973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 49804973 is about 7057.2638465626. The cubic root of 49804973 is about 367.9235353299.

The spelling of 49804973 in words is "forty-nine million, eight hundred four thousand, nine hundred seventy-three".