63583772 has 36 divisors (see below), whose sum is σ = 129946320. Its totient is φ = 27143424.

The previous prime is 63583739. The next prime is 63583783. The reversal of 63583772 is 27738536.

63583772 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 11 ways as a sum of consecutive naturals, for example, 68729 + ... + 69647.

It is an arithmetic number, because the mean of its divisors is an integer number (3609620).

Almost surely, 2^63583772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63583772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64973160).

63583772 is an abundant number, since it is smaller than the sum of its proper divisors (66362548).

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

63583772 is a wasteful number, since it uses less digits than its factorization.

63583772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290 (or 1281 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The square root of 63583772 is about 7973.9433155748. The cubic root of 63583772 is about 399.1309716750.

The spelling of 63583772 in words is "sixty-three million, five hundred eighty-three thousand, seven hundred seventy-two".