142563304 has 32 divisors (see below), whose sum is σ = 297801000. Its totient is φ = 63528192.

The previous prime is 142563299. The next prime is 142563307. The reversal of 142563304 is 403365241.

It can be written as a sum of positive squares in 4 ways, for example, as 53260804 + 89302500 = 7298^2 + 9450^2 .

It is not an unprimeable number, because it can be changed into a prime (142563307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20619 + ... + 26650.

Almost surely, 2^142563304 is an apocalyptic number.

It is an amenable number.

142563304 is an abundant number, since it is smaller than the sum of its proper divisors (155237696).

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

142563304 is a wasteful number, since it uses less digits than its factorization.

142563304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47317 (or 47313 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 142563304 is about 11939.9876046837. The cubic root of 142563304 is about 522.3992971527.

The spelling of 142563304 in words is "one hundred forty-two million, five hundred sixty-three thousand, three hundred four".