48356009 has 4 divisors (see below), whose sum is σ = 52075716. Its totient is φ = 44636304.

The previous prime is 48355999. The next prime is 48356017. The reversal of 48356009 is 90065384.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13875625 + 34480384 = 3725^2 + 5872^2 .

It is a cyclic number.

It is not a de Polignac number, because 48356009 - 2²⁰ = 47307433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48356009.

It is not an unprimeable number, because it can be changed into a prime (48356029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1859834 + ... + 1859859.

It is an arithmetic number, because the mean of its divisors is an integer number (13018929).

Almost surely, 2^48356009 is an apocalyptic number.

It is an amenable number.

48356009 is a deficient number, since it is larger than the sum of its proper divisors (3719707).

48356009 is a wasteful number, since it uses less digits than its factorization.

48356009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3719706.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 48356009 is about 6953.8485028076. The cubic root of 48356009 is about 364.3203942524.

The spelling of 48356009 in words is "forty-eight million, three hundred fifty-six thousand, nine".