63930522 has 8 divisors (see below), whose sum is σ = 127861056. Its totient is φ = 21310172.

The previous prime is 63930509. The next prime is 63930527. The reversal of 63930522 is 22503936.

63930522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

63930522 is an admirable number.

It is a super-2 number, since 2×63930522² = 8174223286384968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63930522.

It is not an unprimeable number, because it can be changed into a prime (63930527) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5327538 + ... + 5327549.

It is an arithmetic number, because the mean of its divisors is an integer number (15982632).

Almost surely, 2^63930522 is an apocalyptic number.

63930522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

63930522 is a wasteful number, since it uses less digits than its factorization.

63930522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10655092.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 63930522 is about 7995.6564458461. The cubic root of 63930522 is about 399.8552017567.

The spelling of 63930522 in words is "sixty-three million, nine hundred thirty thousand, five hundred twenty-two".