63303402 has 16 divisors (see below), whose sum is σ = 133270560. Its totient is φ = 19990512.

The previous prime is 63303379. The next prime is 63303403. The reversal of 63303402 is 20430336.

It is not an unprimeable number, because it can be changed into a prime (63303403) 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, 277533 + ... + 277760.

It is an arithmetic number, because the mean of its divisors is an integer number (8329410).

Almost surely, 2^63303402 is an apocalyptic number.

63303402 is an abundant number, since it is smaller than the sum of its proper divisors (69967158).

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

63303402 is a wasteful number, since it uses less digits than its factorization.

63303402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555317.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 63303402 is about 7956.3435069132. The cubic root of 63303402 is about 398.5434568092.

Adding to 63303402 its reverse (20430336), we get a palindrome (83733738).

The spelling of 63303402 in words is "sixty-three million, three hundred three thousand, four hundred two".