48178385 has 4 divisors (see below), whose sum is σ = 57814068. Its totient is φ = 38542704.

The previous prime is 48178369. The next prime is 48178409. The reversal of 48178385 is 58387184.

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 7639696 + 40538689 = 2764^2 + 6367^2 .

It is a cyclic number.

It is not a de Polignac number, because 48178385 - 2⁴ = 48178369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4817834 + ... + 4817843.

It is an arithmetic number, because the mean of its divisors is an integer number (14453517).

Almost surely, 2^48178385 is an apocalyptic number.

It is an amenable number.

48178385 is a deficient number, since it is larger than the sum of its proper divisors (9635683).

48178385 is an equidigital number, since it uses as much as digits as its factorization.

48178385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9635682.

The product of its digits is 215040, while the sum is 44.

The square root of 48178385 is about 6941.0651199942. The cubic root of 48178385 is about 363.8737662547.

The spelling of 48178385 in words is "forty-eight million, one hundred seventy-eight thousand, three hundred eighty-five".