4245447 has 8 divisors (see below), whose sum is σ = 5670144. Its totient is φ = 2825528.

The previous prime is 4245443. The next prime is 4245469. The reversal of 4245447 is 7445424.

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 4245447 - 2² = 4245443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2668 + ... + 3950.

It is an arithmetic number, because the mean of its divisors is an integer number (708768).

Almost surely, 2^4245447 is an apocalyptic number.

4245447 is a deficient number, since it is larger than the sum of its proper divisors (1424697).

4245447 is a wasteful number, since it uses less digits than its factorization.

4245447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389.

The product of its digits is 17920, while the sum is 30.

The square root of 4245447 is about 2060.4482522014. The cubic root of 4245447 is about 161.9227264449.

The spelling of 4245447 in words is "four million, two hundred forty-five thousand, four hundred forty-seven".