4402620 has 96 divisors (see below), whose sum is σ = 14192640. Its totient is φ = 1131840.

The previous prime is 4402613. The next prime is 4402627. The reversal of 4402620 is 262044.

4402620 is a `hidden beast` number, since 4 + 40 + 2 + 620 = 666.

It is an interprime number because it is at equal distance from previous prime (4402613) and next prime (4402627).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4402593 and 4402602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4402627) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16609 + ... + 16871.

It is an arithmetic number, because the mean of its divisors is an integer number (147840).

Almost surely, 2^4402620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4402620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7096320).

4402620 is an abundant number, since it is smaller than the sum of its proper divisors (9790020).

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

4402620 is a wasteful number, since it uses less digits than its factorization.

4402620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4402620 is about 2098.2421213959. The cubic root of 4402620 is about 163.8967722383.

Adding to 4402620 its reverse (262044), we get a palindrome (4664664).

The spelling of 4402620 in words is "four million, four hundred two thousand, six hundred twenty".