48855009 has 48 divisors (see below), whose sum is σ = 79453440. Its totient is φ = 26601120.

The previous prime is 48854987. The next prime is 48855011. The reversal of 48855009 is 90055884.

It is not a de Polignac number, because 48855009 - 2¹¹ = 48852961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48855019) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 372874 + ... + 373004.

It is an arithmetic number, because the mean of its divisors is an integer number (1655280).

Almost surely, 2^48855009 is an apocalyptic number.

48855009 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

48855009 is a deficient number, since it is larger than the sum of its proper divisors (30598431).

48855009 is a wasteful number, since it uses less digits than its factorization.

48855009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 243 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 48855009 is about 6989.6358274233. The cubic root of 48855009 is about 365.5692848992.

The spelling of 48855009 in words is "forty-eight million, eight hundred fifty-five thousand, nine".