303223412 has 12 divisors (see below), whose sum is σ = 535895556. Its totient is φ = 150110400.

The previous prime is 303223411. The next prime is 303223429. The reversal of 303223412 is 214322303.

It can be written as a sum of positive squares in 2 ways, for example, as 279759076 + 23464336 = 16726^2 + 4844^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303223411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374873 + ... + 375680.

It is an arithmetic number, because the mean of its divisors is an integer number (44657963).

Almost surely, 2^303223412 is an apocalyptic number.

It is an amenable number.

303223412 is a deficient number, since it is larger than the sum of its proper divisors (232672144).

303223412 is a wasteful number, since it uses less digits than its factorization.

303223412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750658 (or 750656 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 303223412 is about 17413.3113450601. The cubic root of 303223412 is about 671.8220339627.

Adding to 303223412 its reverse (214322303), we get a palindrome (517545715).

The spelling of 303223412 in words is "three hundred three million, two hundred twenty-three thousand, four hundred twelve".