4245287 has 4 divisors (see below), whose sum is σ = 4253040. Its totient is φ = 4237536.

The previous prime is 4245259. The next prime is 4245289. The reversal of 4245287 is 7825424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4245287 - 2¹² = 4241191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2987 + ... + 4172.

It is an arithmetic number, because the mean of its divisors is an integer number (1063260).

Almost surely, 2^4245287 is an apocalyptic number.

4245287 is a deficient number, since it is larger than the sum of its proper divisors (7753).

4245287 is an equidigital number, since it uses as much as digits as its factorization.

4245287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7752.

The product of its digits is 17920, while the sum is 32.

The square root of 4245287 is about 2060.4094253327. The cubic root of 4245287 is about 161.9206922687.

The spelling of 4245287 in words is "four million, two hundred forty-five thousand, two hundred eighty-seven".