63559412 has 24 divisors (see below), whose sum is σ = 127659840. Its totient is φ = 27123840.

The previous prime is 63559411. The next prime is 63559423. The reversal of 63559412 is 21495536.

It is a super-4 number, since 4×63559412⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63559411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2039 + ... + 11457.

It is an arithmetic number, because the mean of its divisors is an integer number (5319160).

Almost surely, 2^63559412 is an apocalyptic number.

It is an amenable number.

63559412 is an abundant number, since it is smaller than the sum of its proper divisors (64100428).

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

63559412 is a wasteful number, since it uses less digits than its factorization.

63559412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9671 (or 9669 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The square root of 63559412 is about 7972.4156941294. The cubic root of 63559412 is about 399.0799939277.

The spelling of 63559412 in words is "sixty-three million, five hundred fifty-nine thousand, four hundred twelve".