4189722 has 8 divisors (see below), whose sum is σ = 8379456. Its totient is φ = 1396572.

The previous prime is 4189699. The next prime is 4189723. The reversal of 4189722 is 2279814.

It is a happy number.

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

4189722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (4189723) 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, 349138 + ... + 349149.

It is an arithmetic number, because the mean of its divisors is an integer number (1047432).

Almost surely, 2^4189722 is an apocalyptic number.

4189722 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.

4189722 is a wasteful number, since it uses less digits than its factorization.

4189722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698292.

The product of its digits is 8064, while the sum is 33.

The square root of 4189722 is about 2046.8810419758. The cubic root of 4189722 is about 161.2111474208.

The spelling of 4189722 in words is "four million, one hundred eighty-nine thousand, seven hundred twenty-two".