63332040 has 64 divisors (see below), whose sum is σ = 190719360. Its totient is φ = 16824320.

The previous prime is 63332033. The next prime is 63332047. The reversal of 63332040 is 4023336.

It is an interprime number because it is at equal distance from previous prime (63332033) and next prime (63332047).

It is a junction number, because it is equal to n+sod(n) for n = 63331998 and 63332016.

It is not an unprimeable number, because it can be changed into a prime (63332047) 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, 36472 + ... + 38168.

It is an arithmetic number, because the mean of its divisors is an integer number (2979990).

Almost surely, 2^63332040 is an apocalyptic number.

63332040 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 63332040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95359680).

63332040 is an abundant number, since it is smaller than the sum of its proper divisors (127387320).

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

63332040 is a wasteful number, since it uses less digits than its factorization.

63332040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022 (or 2018 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 63332040 is about 7958.1429994692. The cubic root of 63332040 is about 398.6035471385.

Adding to 63332040 its product of nonzero digits (1296), we get a palindrome (63333336).

Adding to 63332040 its reverse (4023336), we get a palindrome (67355376).

The spelling of 63332040 in words is "sixty-three million, three hundred thirty-two thousand, forty".