4556442 has 64 divisors (see below), whose sum is σ = 10948608. Its totient is φ = 1248000.

The previous prime is 4556437. The next prime is 4556467. The reversal of 4556442 is 2446554.

It is a super-2 number, since 2×4556442² = 41522327398728, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁷ + 5³ + 5³ + 6⁷ + 4⁸ + 4¹¹ + 2⁵ .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34717 + ... + 34847.

It is an arithmetic number, because the mean of its divisors is an integer number (171072).

Almost surely, 2^4556442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4556442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5474304).

4556442 is an abundant number, since it is smaller than the sum of its proper divisors (6392166).

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

4556442 is a wasteful number, since it uses less digits than its factorization.

4556442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195.

The product of its digits is 19200, while the sum is 30.

The square root of 4556442 is about 2134.5823947555. The cubic root of 4556442 is about 165.7837460779.

The spelling of 4556442 in words is "four million, five hundred fifty-six thousand, four hundred forty-two".