4245855 has 16 divisors (see below), whose sum is σ = 6881280. Its totient is φ = 2235168.

The previous prime is 4245851. The next prime is 4245881. The reversal of 4245855 is 5585424.

It is not a de Polignac number, because 4245855 - 2² = 4245851 is a prime.

It is a d-powerful number, because it can be written as 4⁷ + 2²² + 4⁷ + 5² + 8 + 5⁵ + 5⁶ .

4245855 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245851) 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 15 ways as a sum of consecutive naturals, for example, 607 + ... + 2976.

It is an arithmetic number, because the mean of its divisors is an integer number (430080).

Almost surely, 2^4245855 is an apocalyptic number.

4245855 is a deficient number, since it is larger than the sum of its proper divisors (2635425).

4245855 is a wasteful number, since it uses less digits than its factorization.

4245855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670.

The product of its digits is 32000, while the sum is 33.

The square root of 4245855 is about 2060.5472574052. The cubic root of 4245855 is about 161.9279133628.

The spelling of 4245855 in words is "four million, two hundred forty-five thousand, eight hundred fifty-five".