63522156 has 12 divisors (see below), whose sum is σ = 148218392. Its totient is φ = 21174048.

The previous prime is 63522133. The next prime is 63522157. The reversal of 63522156 is 65122536.

63522156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (63522157) 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, 2646745 + ... + 2646768.

Almost surely, 2^63522156 is an apocalyptic number.

It is an amenable number.

63522156 is an abundant number, since it is smaller than the sum of its proper divisors (84696236).

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

63522156 is a wasteful number, since it uses less digits than its factorization.

63522156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5293520 (or 5293518 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The square root of 63522156 is about 7970.0787950936. The cubic root of 63522156 is about 399.0020037462.

It can be divided in two parts, 635 and 22156, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 63522156 in words is "sixty-three million, five hundred twenty-two thousand, one hundred fifty-six".