63385412 has 6 divisors (see below), whose sum is σ = 110924478. Its totient is φ = 31692704.

The previous prime is 63385373. The next prime is 63385423. The reversal of 63385412 is 21458336.

It can be written as a sum of positive squares in only one way, i.e., 42719296 + 20666116 = 6536^2 + 4546^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7923173 + ... + 7923180.

It is an arithmetic number, because the mean of its divisors is an integer number (18487413).

Almost surely, 2^63385412 is an apocalyptic number.

It is an amenable number.

63385412 is a deficient number, since it is larger than the sum of its proper divisors (47539066).

63385412 is a wasteful number, since it uses less digits than its factorization.

63385412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15846357 (or 15846355 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 63385412 is about 7961.4955881417. The cubic root of 63385412 is about 398.7154878199.

The spelling of 63385412 in words is "sixty-three million, three hundred eighty-five thousand, four hundred twelve".