4404402 has 16 divisors (see below), whose sum is σ = 9787680. Its totient is φ = 1468116.

The previous prime is 4404397. The next prime is 4404419. The reversal of 4404402 is 2044044.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40728 + ... + 40835.

It is an arithmetic number, because the mean of its divisors is an integer number (611730).

Almost surely, 2^4404402 is an apocalyptic number.

4404402 is an abundant number, since it is smaller than the sum of its proper divisors (5383278).

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

4404402 is a wasteful number, since it uses less digits than its factorization.

4404402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81574 (or 81568 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 4404402 is about 2098.6667196103. Note that the first 3 decimals coincide. The cubic root of 4404402 is about 163.9188821525.

Adding to 4404402 its reverse (2044044), we get a palindrome (6448446).

The spelling of 4404402 in words is "four million, four hundred four thousand, four hundred two".