4243775 has 6 divisors (see below), whose sum is σ = 5262312. Its totient is φ = 3395000.

The previous prime is 4243747. The next prime is 4243781. The reversal of 4243775 is 5773424.

It is not a de Polignac number, because 4243775 - 2⁶ = 4243711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 84851 + ... + 84900.

It is an arithmetic number, because the mean of its divisors is an integer number (877052).

Almost surely, 2^4243775 is an apocalyptic number.

4243775 is a deficient number, since it is larger than the sum of its proper divisors (1018537).

4243775 is a wasteful number, since it uses less digits than its factorization.

4243775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169761 (or 169756 counting only the distinct ones).

The product of its digits is 23520, while the sum is 32.

The square root of 4243775 is about 2060.0424752903. The cubic root of 4243775 is about 161.9014667795.

The spelling of 4243775 in words is "four million, two hundred forty-three thousand, seven hundred seventy-five".