63674688 has 224 divisors, whose sum is σ = 216529920. Its totient is φ = 16035840.

The previous prime is 63674659. The next prime is 63674693. The reversal of 63674688 is 88647636.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 872220 + ... + 872292.

Almost surely, 2^63674688 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 63674688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108264960).

63674688 is an abundant number, since it is smaller than the sum of its proper divisors (152855232).

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

63674688 is a wasteful number, since it uses less digits than its factorization.

63674688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 155 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 48.

The square root of 63674688 is about 7979.6420972372. The cubic root of 63674688 is about 399.3211151068.

The spelling of 63674688 in words is "sixty-three million, six hundred seventy-four thousand, six hundred eighty-eight".