63842960 has 80 divisors (see below), whose sum is σ = 154710336. Its totient is φ = 24482304.

The previous prime is 63842957. The next prime is 63843023. The reversal of 63842960 is 6924836.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230342 + ... + 230618.

Almost surely, 2^63842960 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 63842960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77355168).

63842960 is an abundant number, since it is smaller than the sum of its proper divisors (90867376).

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

63842960 is a wasteful number, since it uses less digits than its factorization.

63842960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 63842960 is about 7990.1789717127. The cubic root of 63842960 is about 399.6725653729.

The spelling of 63842960 in words is "sixty-three million, eight hundred forty-two thousand, nine hundred sixty".