302225224 has 16 divisors (see below), whose sum is σ = 647625600. Its totient is φ = 129525072.

The previous prime is 302225219. The next prime is 302225249. The reversal of 302225224 is 422522203.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 302225195 and 302225204.

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 3 ways as a sum of consecutive naturals, for example, 2698384 + ... + 2698495.

It is an arithmetic number, because the mean of its divisors is an integer number (40476600).

Almost surely, 2^302225224 is an apocalyptic number.

It is an amenable number.

302225224 is an abundant number, since it is smaller than the sum of its proper divisors (345400376).

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

302225224 is a wasteful number, since it uses less digits than its factorization.

302225224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396892 (or 5396888 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 302225224 is about 17384.6260816849. The cubic root of 302225224 is about 671.0840281732.

Adding to 302225224 its reverse (422522203), we get a palindrome (724747427).

The spelling of 302225224 in words is "three hundred two million, two hundred twenty-five thousand, two hundred twenty-four".