63523422 has 48 divisors (see below), whose sum is σ = 145613520. Its totient is φ = 19958400.

The previous prime is 63523399. The next prime is 63523423. The reversal of 63523422 is 22432536.

63523422 is a `hidden beast` number, since 635 + 2 + 3 + 4 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63523423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 95772 + ... + 96432.

It is an arithmetic number, because the mean of its divisors is an integer number (3033615).

Almost surely, 2^63523422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63523422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72806760).

63523422 is an abundant number, since it is smaller than the sum of its proper divisors (82090098).

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

63523422 is a wasteful number, since it uses less digits than its factorization.

63523422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969 (or 966 counting only the distinct ones).

The product of its digits is 8640, while the sum is 27.

The square root of 63523422 is about 7970.1582167483. The cubic root of 63523422 is about 399.0046544391.

Adding to 63523422 its reverse (22432536), we get a palindrome (85955958).

The spelling of 63523422 in words is "sixty-three million, five hundred twenty-three thousand, four hundred twenty-two".