63413340 has 96 divisors (see below), whose sum is σ = 183859200. Its totient is φ = 16321536.

The previous prime is 63413309. The next prime is 63413341. The reversal of 63413340 is 4331436.

It is a self number, because there is not a number n which added to its sum of digits gives 63413340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63413341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318561 + ... + 318759.

It is an arithmetic number, because the mean of its divisors is an integer number (1915200).

Almost surely, 2^63413340 is an apocalyptic number.

63413340 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 63413340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91929600).

63413340 is an abundant number, since it is smaller than the sum of its proper divisors (120445860).

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

63413340 is a wasteful number, since it uses less digits than its factorization.

63413340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 63413340 is about 7963.2493367971. The cubic root of 63413340 is about 398.7740380487.

Adding to 63413340 its reverse (4331436), we get a palindrome (67744776).

The spelling of 63413340 in words is "sixty-three million, four hundred thirteen thousand, three hundred forty".