4223658 has 8 divisors (see below), whose sum is σ = 8447328. Its totient is φ = 1407884.

The previous prime is 4223629. The next prime is 4223663. The reversal of 4223658 is 8563224.

It is a sphenic number, since it is the product of 3 distinct primes.

4223658 is an admirable number.

It is a d-powerful number, because it can be written as 4⁶ + 2¹³ + 2²² + 3⁴ + 6⁴ + 5⁶ + 8² .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351966 + ... + 351977.

It is an arithmetic number, because the mean of its divisors is an integer number (1055916).

Almost surely, 2^4223658 is an apocalyptic number.

4223658 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4223658 is a wasteful number, since it uses less digits than its factorization.

4223658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703948.

The product of its digits is 11520, while the sum is 30.

The square root of 4223658 is about 2055.1540088276. The cubic root of 4223658 is about 161.6452380048.

The spelling of 4223658 in words is "four million, two hundred twenty-three thousand, six hundred fifty-eight".