48388661 has 2 divisors, whose sum is σ = 48388662. Its totient is φ = 48388660.

The previous prime is 48388643. The next prime is 48388667. The reversal of 48388661 is 16688384.

48388661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46648900 + 1739761 = 6830^2 + 1319^2 .

It is a cyclic number.

It is not a de Polignac number, because 48388661 - 2¹⁰ = 48387637 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48388667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24194330 + 24194331.

It is an arithmetic number, because the mean of its divisors is an integer number (24194331).

Almost surely, 2^48388661 is an apocalyptic number.

It is an amenable number.

48388661 is a deficient number, since it is larger than the sum of its proper divisors (1).

48388661 is an equidigital number, since it uses as much as digits as its factorization.

48388661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 44.

The square root of 48388661 is about 6956.1958713078. The cubic root of 48388661 is about 364.4023772590.

The spelling of 48388661 in words is "forty-eight million, three hundred eighty-eight thousand, six hundred sixty-one".