42448307 has 8 divisors (see below), whose sum is σ = 46360512. Its totient is φ = 38545000.

The previous prime is 42448279. The next prime is 42448309. The reversal of 42448307 is 70384424.

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

It is a cyclic number.

It is not a de Polignac number, because 42448307 - 2¹⁴ = 42431923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42448309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11432 + ... + 14682.

It is an arithmetic number, because the mean of its divisors is an integer number (5795064).

Almost surely, 2^42448307 is an apocalyptic number.

42448307 is a deficient number, since it is larger than the sum of its proper divisors (3912205).

42448307 is a wasteful number, since it uses less digits than its factorization.

42448307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4449.

The product of its (nonzero) digits is 21504, while the sum is 32.

The square root of 42448307 is about 6515.2365267886. The cubic root of 42448307 is about 348.8350575112.

The spelling of 42448307 in words is "forty-two million, four hundred forty-eight thousand, three hundred seven".