302424444 has 144 divisors (see below), whose sum is σ = 931956480. Its totient is φ = 80766720.

The previous prime is 302424443. The next prime is 302424449. The reversal of 302424444 is 444424203.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302424443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 397024 + ... + 397784.

It is an arithmetic number, because the mean of its divisors is an integer number (6471920).

Almost surely, 2^302424444 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 302424444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (465978240).

302424444 is an abundant number, since it is smaller than the sum of its proper divisors (629532036).

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

302424444 is a wasteful number, since it uses less digits than its factorization.

302424444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

The square root of 302424444 is about 17390.3549129970. The cubic root of 302424444 is about 671.2314502328.

Adding to 302424444 its reverse (444424203), we get a palindrome (746848647).

The spelling of 302424444 in words is "three hundred two million, four hundred twenty-four thousand, four hundred forty-four".