4522722 has 32 divisors (see below), whose sum is σ = 9643200. Its totient is φ = 1410048.

The previous prime is 4522709. The next prime is 4522729. The reversal of 4522722 is 2272254.

It is a super-3 number, since 3×4522722³ (a number of 21 digits) contains 333 as substring.

It is a d-powerful number, because it can be written as 4³ + 5⁴ + 2¹⁶ + 2¹⁸ + 7² + 2²¹ + 2²¹ .

It is a junction number, because it is equal to n+sod(n) for n = 4522692 and 4522701.

It is not an unprimeable number, because it can be changed into a prime (4522729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10854 + ... + 11262.

It is an arithmetic number, because the mean of its divisors is an integer number (301350).

Almost surely, 2^4522722 is an apocalyptic number.

4522722 is an abundant number, since it is smaller than the sum of its proper divisors (5120478).

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

4522722 is a wasteful number, since it uses less digits than its factorization.

4522722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530.

The product of its digits is 2240, while the sum is 24.

The square root of 4522722 is about 2126.6692267487. The cubic root of 4522722 is about 165.3737715790.

Adding to 4522722 its reverse (2272254), we get a palindrome (6794976).

The spelling of 4522722 in words is "four million, five hundred twenty-two thousand, seven hundred twenty-two".