48243649 has 2 divisors, whose sum is σ = 48243650. Its totient is φ = 48243648.

The previous prime is 48243623. The next prime is 48243661. The reversal of 48243649 is 94634284.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31719424 + 16524225 = 5632^2 + 4065^2 .

It is a cyclic number.

It is not a de Polignac number, because 48243649 - 2⁹ = 48243137 is a prime.

It is not a weakly prime, because it can be changed into another prime (48243049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24121824 + 24121825.

It is an arithmetic number, because the mean of its divisors is an integer number (24121825).

Almost surely, 2^48243649 is an apocalyptic number.

It is an amenable number.

48243649 is a deficient number, since it is larger than the sum of its proper divisors (1).

48243649 is an equidigital number, since it uses as much as digits as its factorization.

48243649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 40.

The square root of 48243649 is about 6945.7648246971. The cubic root of 48243649 is about 364.0379971806.

The spelling of 48243649 in words is "forty-eight million, two hundred forty-three thousand, six hundred forty-nine".