4229685 has 64 divisors (see below), whose sum is σ = 8467200. Its totient is φ = 1990656.

The previous prime is 4229657. The next prime is 4229689. The reversal of 4229685 is 5869224.

It is a happy number.

It is not a de Polignac number, because 4229685 - 2⁸ = 4229429 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4229689) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43557 + ... + 43653.

It is an arithmetic number, because the mean of its divisors is an integer number (132300).

Almost surely, 2^4229685 is an apocalyptic number.

4229685 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4229685 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

4229685 is a wasteful number, since it uses less digits than its factorization.

4229685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 141 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 4229685 is about 2056.6197995740. The cubic root of 4229685 is about 161.7220886729.

The spelling of 4229685 in words is "four million, two hundred twenty-nine thousand, six hundred eighty-five".