48075309 has 16 divisors (see below), whose sum is σ = 71424000. Its totient is φ = 31959648.

The previous prime is 48075299. The next prime is 48075317. The reversal of 48075309 is 90357084.

It is not a de Polignac number, because 48075309 - 2¹² = 48071213 is a prime.

It is a super-3 number, since 3×48075309³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48075319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8017 + ... + 12665.

It is an arithmetic number, because the mean of its divisors is an integer number (4464000).

Almost surely, 2^48075309 is an apocalyptic number.

It is an amenable number.

48075309 is a deficient number, since it is larger than the sum of its proper divisors (23348691).

48075309 is a wasteful number, since it uses less digits than its factorization.

48075309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5041 (or 5035 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 48075309 is about 6933.6360590963. The cubic root of 48075309 is about 363.6140824965.

It can be divided in two parts, 48075 and 309, that added together give a palindrome (48384).

The spelling of 48075309 in words is "forty-eight million, seventy-five thousand, three hundred nine".