48546809 has 2 divisors, whose sum is σ = 48546810. Its totient is φ = 48546808.

The previous prime is 48546803. The next prime is 48546821. The reversal of 48546809 is 90864584.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36966400 + 11580409 = 6080^2 + 3403^2 .

It is a cyclic number.

It is not a de Polignac number, because 48546809 - 2¹² = 48542713 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48546809.

It is not a weakly prime, because it can be changed into another prime (48546803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24273404 + 24273405.

It is an arithmetic number, because the mean of its divisors is an integer number (24273405).

Almost surely, 2^48546809 is an apocalyptic number.

It is an amenable number.

48546809 is a deficient number, since it is larger than the sum of its proper divisors (1).

48546809 is an equidigital number, since it uses as much as digits as its factorization.

48546809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 48546809 is about 6967.5540184487. The cubic root of 48546809 is about 364.7989359876.

The spelling of 48546809 in words is "forty-eight million, five hundred forty-six thousand, eight hundred nine".