4238685 has 24 divisors (see below), whose sum is σ = 8015904. Its totient is φ = 2054880.

The previous prime is 4238657. The next prime is 4238687. The reversal of 4238685 is 5868324.

It is not a de Polignac number, because 4238685 - 2¹³ = 4230493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4238687) 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 23 ways as a sum of consecutive naturals, for example, 3787 + ... + 4776.

It is an arithmetic number, because the mean of its divisors is an integer number (333996).

Almost surely, 2^4238685 is an apocalyptic number.

4238685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4238685 is a deficient number, since it is larger than the sum of its proper divisors (3777219).

4238685 is a wasteful number, since it uses less digits than its factorization.

4238685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8585 (or 8582 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 4238685 is about 2058.8066932085. The cubic root of 4238685 is about 161.8367124705.

The spelling of 4238685 in words is "four million, two hundred thirty-eight thousand, six hundred eighty-five".