4642242 has 32 divisors (see below), whose sum is σ = 10407744. Its totient is φ = 1368000.

The previous prime is 4642223. The next prime is 4642259. The reversal of 4642242 is 2422464.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4³ + 6⁷ + 4⁶ + 2 + 2¹⁵ + 4¹¹ + 2¹⁷ .

It is an unprimeable number.

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, 1492 + ... + 3392.

It is an arithmetic number, because the mean of its divisors is an integer number (325242).

Almost surely, 2^4642242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4642242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5203872).

4642242 is an abundant number, since it is smaller than the sum of its proper divisors (5765502).

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

4642242 is a wasteful number, since it uses less digits than its factorization.

4642242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954.

The product of its digits is 3072, while the sum is 24.

The square root of 4642242 is about 2154.5862711899. The cubic root of 4642242 is about 166.8178778806.

It can be divided in two parts, 46422 and 42, that added together give a palindrome (46464).

The spelling of 4642242 in words is "four million, six hundred forty-two thousand, two hundred forty-two".