63429912 has 192 divisors, whose sum is σ = 221205600. Its totient is φ = 16692480.

The previous prime is 63429901. The next prime is 63429943. The reversal of 63429912 is 21992436.

63429912 is a `hidden beast` number, since 634 + 2 + 9 + 9 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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

Its product of digits (23328) is a multiple of the sum of its prime divisors (486).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 137362 + ... + 137822.

Almost surely, 2^63429912 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 63429912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110602800).

63429912 is an abundant number, since it is smaller than the sum of its proper divisors (157775688).

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

63429912 is a wasteful number, since it uses less digits than its factorization.

63429912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503 (or 486 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 63429912 is about 7964.2897988458. The cubic root of 63429912 is about 398.8087726317.

The spelling of 63429912 in words is "sixty-three million, four hundred twenty-nine thousand, nine hundred twelve".