4404642 has 24 divisors (see below), whose sum is σ = 9684528. Its totient is φ = 1334520.

The previous prime is 4404641. The next prime is 4404643. The reversal of 4404642 is 2464044.

It is an interprime number because it is at equal distance from previous prime (4404641) and next prime (4404643).

It is a super-2 number, since 2×4404642² = 38801742296328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4404641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2308 + ... + 3759.

It is an arithmetic number, because the mean of its divisors is an integer number (403522).

Almost surely, 2^4404642 is an apocalyptic number.

4404642 is an abundant number, since it is smaller than the sum of its proper divisors (5279886).

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

4404642 is a wasteful number, since it uses less digits than its factorization.

4404642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6094 (or 6083 counting only the distinct ones).

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

The square root of 4404642 is about 2098.7238979913. The cubic root of 4404642 is about 163.9218594630.

Adding to 4404642 its reverse (2464044), we get a palindrome (6868686).

The spelling of 4404642 in words is "four million, four hundred four thousand, six hundred forty-two".