63548040 has 64 divisors (see below), whose sum is σ = 201864960. Its totient is φ = 15948800.

The previous prime is 63547999. The next prime is 63548041. The reversal of 63548040 is 4084536.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 63547989 and 63548007.

It is not an unprimeable number, because it can be changed into a prime (63548041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13536 + ... + 17615.

It is an arithmetic number, because the mean of its divisors is an integer number (3154140).

Almost surely, 2^63548040 is an apocalyptic number.

63548040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63548040 is an abundant number, since it is smaller than the sum of its proper divisors (138316920).

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

63548040 is a wasteful number, since it uses less digits than its factorization.

63548040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31182 (or 31178 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 63548040 is about 7971.7024530523. The cubic root of 63548040 is about 399.0561914819.

The spelling of 63548040 in words is "sixty-three million, five hundred forty-eight thousand, forty".