63285340 has 24 divisors (see below), whose sum is σ = 133116480. Its totient is φ = 25272768.

The previous prime is 63285323. The next prime is 63285361. The reversal of 63285340 is 4358236.

63285340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11949 + ... + 16411.

It is an arithmetic number, because the mean of its divisors is an integer number (5546520).

Almost surely, 2^63285340 is an apocalyptic number.

It is an amenable number.

63285340 is an abundant number, since it is smaller than the sum of its proper divisors (69831140).

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

63285340 is a wasteful number, since it uses less digits than its factorization.

63285340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5181 (or 5179 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 63285340 is about 7955.2083567937. The cubic root of 63285340 is about 398.5055484902.

The spelling of 63285340 in words is "sixty-three million, two hundred eighty-five thousand, three hundred forty".