63934992 has 120 divisors (see below), whose sum is σ = 197154048. Its totient is φ = 19180800.

The previous prime is 63934991. The next prime is 63934999. The reversal of 63934992 is 29943936.

63934992 is a `hidden beast` number, since 639 + 3 + 4 + 9 + 9 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (63934991) 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, 286593 + ... + 286815.

Almost surely, 2^63934992 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 63934992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98577024).

63934992 is an abundant number, since it is smaller than the sum of its proper divisors (133219056).

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

63934992 is a wasteful number, since it uses less digits than its factorization.

63934992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 420 counting only the distinct ones).

The product of its digits is 314928, while the sum is 45.

The square root of 63934992 is about 7995.9359677276. The cubic root of 63934992 is about 399.8645207853.

The spelling of 63934992 in words is "sixty-three million, nine hundred thirty-four thousand, nine hundred ninety-two".