48348009 has 18 divisors (see below), whose sum is σ = 72528170. Its totient is φ = 32227632.

The previous prime is 48347977. The next prime is 48348023. The reversal of 48348009 is 90084384.

It can be written as a sum of positive squares in only one way, i.e., 47403225 + 944784 = 6885^2 + 972^2 .

It is not a de Polignac number, because 48348009 - 2⁵ = 48347977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48348029) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2877 + ... + 10245.

Almost surely, 2^48348009 is an apocalyptic number.

It is an amenable number.

48348009 is a deficient number, since it is larger than the sum of its proper divisors (24180161).

48348009 is an frugal number, since it uses more digits than its factorization.

48348009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7393 (or 7372 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 48348009 is about 6953.2732579699. The cubic root of 48348009 is about 364.3003021346.

The spelling of 48348009 in words is "forty-eight million, three hundred forty-eight thousand, nine".