4258722 has 32 divisors (see below), whose sum is σ = 9313920. Its totient is φ = 1290240.

The previous prime is 4258699. The next prime is 4258729. The reversal of 4258722 is 2278524.

It is a super-4 number, since 4×4258722⁴ (a number of 28 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4258722.

It is not an unprimeable number, because it can be changed into a prime (4258729) 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 15 ways as a sum of consecutive naturals, for example, 5154 + ... + 5922.

It is an arithmetic number, because the mean of its divisors is an integer number (291060).

Almost surely, 2^4258722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4258722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4656960).

4258722 is an abundant number, since it is smaller than the sum of its proper divisors (5055198).

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

4258722 is a wasteful number, since it uses less digits than its factorization.

4258722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858.

The product of its digits is 8960, while the sum is 30.

The square root of 4258722 is about 2063.6671243202. The cubic root of 4258722 is about 162.0913217772.

The spelling of 4258722 in words is "four million, two hundred fifty-eight thousand, seven hundred twenty-two".