63626416 has 80 divisors (see below), whose sum is σ = 146379520. Its totient is φ = 26231040.

The previous prime is 63626399. The next prime is 63626419. The reversal of 63626416 is 61462636.

It is not an unprimeable number, because it can be changed into a prime (63626419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 457675 + ... + 457813.

It is an arithmetic number, because the mean of its divisors is an integer number (1829744).

Almost surely, 2^63626416 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 63626416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73189760).

63626416 is an abundant number, since it is smaller than the sum of its proper divisors (82753104).

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

63626416 is a wasteful number, since it uses less digits than its factorization.

63626416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 276 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 63626416 is about 7976.6168267004. The cubic root of 63626416 is about 399.2201806926.

The spelling of 63626416 in words is "sixty-three million, six hundred twenty-six thousand, four hundred sixteen".