63004220 has 12 divisors (see below), whose sum is σ = 132308904. Its totient is φ = 25201680.

The previous prime is 63004217. The next prime is 63004223. The reversal of 63004220 is 2240036.

It is an interprime number because it is at equal distance from previous prime (63004217) and next prime (63004223).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63004223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1575086 + ... + 1575125.

It is an arithmetic number, because the mean of its divisors is an integer number (11025742).

Almost surely, 2^63004220 is an apocalyptic number.

It is an amenable number.

63004220 is an abundant number, since it is smaller than the sum of its proper divisors (69304684).

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

63004220 is a wasteful number, since it uses less digits than its factorization.

63004220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150220 (or 3150218 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 63004220 is about 7937.5197637549. The cubic root of 63004220 is about 397.9146050471.

Adding to 63004220 its reverse (2240036), we get a palindrome (65244256).

The spelling of 63004220 in words is "sixty-three million, four thousand, two hundred twenty".