63524040 has 64 divisors (see below), whose sum is σ = 193440960. Its totient is φ = 16684800.

The previous prime is 63524033. The next prime is 63524059. The reversal of 63524040 is 4042536.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 63524040.

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, 4090 + ... + 11990.

It is an arithmetic number, because the mean of its divisors is an integer number (3022515).

Almost surely, 2^63524040 is an apocalyptic number.

63524040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63524040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96720480).

63524040 is an abundant number, since it is smaller than the sum of its proper divisors (129916920).

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

63524040 is a wasteful number, since it uses less digits than its factorization.

63524040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7982 (or 7978 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 63524040 is about 7970.1969862733. The cubic root of 63524040 is about 399.0059483664.

Adding to 63524040 its reverse (4042536), we get a palindrome (67566576).

The spelling of 63524040 in words is "sixty-three million, five hundred twenty-four thousand, forty".