42448345 has 8 divisors (see below), whose sum is σ = 50993280. Its totient is φ = 33921840.

The previous prime is 42448339. The next prime is 42448369. The reversal of 42448345 is 54384424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42448345 - 2⁵ = 42448313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42448345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110 + ... + 9280.

It is an arithmetic number, because the mean of its divisors is an integer number (6374160).

Almost surely, 2^42448345 is an apocalyptic number.

It is an amenable number.

42448345 is a deficient number, since it is larger than the sum of its proper divisors (8544935).

42448345 is a wasteful number, since it uses less digits than its factorization.

42448345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9215.

The product of its digits is 61440, while the sum is 34.

The square root of 42448345 is about 6515.2394430289. The cubic root of 42448345 is about 348.8351616043.

The spelling of 42448345 in words is "forty-two million, four hundred forty-eight thousand, three hundred forty-five".