48399849 has 15 divisors (see below), whose sum is σ = 72394663. Its totient is φ = 32224824.

The previous prime is 48399847. The next prime is 48399851. The reversal of 48399849 is 94899384.

The square root of 48399849 is 6957.

It is a perfect power (a square), and thus also a powerful number.

48399849 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (48399847) and next prime (48399851).

It can be written as a sum of positive squares in only one way, i.e., 3080025 + 45319824 = 1755^2 + 6732^2 .

It is not a de Polignac number, because 48399849 - 2¹ = 48399847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48399795 and 48399804.

It is not an unprimeable number, because it can be changed into a prime (48399847) 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 in 14 ways as a sum of consecutive naturals, for example, 62227 + ... + 62999.

Almost surely, 2^48399849 is an apocalyptic number.

48399849 is the 6957-th square number.

48399849 is the 3479-th centered octagonal number.

It is an amenable number.

48399849 is a deficient number, since it is larger than the sum of its proper divisors (23994814).

48399849 is an frugal number, since it uses more digits than its factorization.

48399849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558 (or 776 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The cubic root of 48399849 is about 364.4304597308.

The spelling of 48399849 in words is "forty-eight million, three hundred ninety-nine thousand, eight hundred forty-nine".