63463456 has 48 divisors (see below), whose sum is σ = 143337600. Its totient is φ = 27095040.

The previous prime is 63463447. The next prime is 63463459. The reversal of 63463456 is 65436436.

It is a super-2 number, since 2×63463456² = 8055220494927872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63463459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100261 + ... + 100891.

It is an arithmetic number, because the mean of its divisors is an integer number (2986200).

Almost surely, 2^63463456 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 63463456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71668800).

63463456 is an abundant number, since it is smaller than the sum of its proper divisors (79874144).

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

63463456 is a wasteful number, since it uses less digits than its factorization.

63463456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097 (or 1089 counting only the distinct ones).

The product of its digits is 155520, while the sum is 37.

The square root of 63463456 is about 7966.3954207659. The cubic root of 63463456 is about 398.8790616775.

The spelling of 63463456 in words is "sixty-three million, four hundred sixty-three thousand, four hundred fifty-six".