48573949 has 2 divisors, whose sum is σ = 48573950. Its totient is φ = 48573948.

The previous prime is 48573923. The next prime is 48573979. The reversal of 48573949 is 94937584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47403225 + 1170724 = 6885^2 + 1082^2 .

It is a cyclic number.

It is not a de Polignac number, because 48573949 - 2⁷ = 48573821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48573979) 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, 24286974 + 24286975.

It is an arithmetic number, because the mean of its divisors is an integer number (24286975).

Almost surely, 2^48573949 is an apocalyptic number.

It is an amenable number.

48573949 is a deficient number, since it is larger than the sum of its proper divisors (1).

48573949 is an equidigital number, since it uses as much as digits as its factorization.

48573949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The square root of 48573949 is about 6969.5013451466. The cubic root of 48573949 is about 364.8669033709.

Subtracting 48573949 from its reverse (94937584), we obtain a triangular number (46363635 = T₉₆₂₉).

The spelling of 48573949 in words is "forty-eight million, five hundred seventy-three thousand, nine hundred forty-nine".