63538532 has 6 divisors (see below), whose sum is σ = 111192438. Its totient is φ = 31769264.

The previous prime is 63538513. The next prime is 63538547. The reversal of 63538532 is 23583536.

It can be written as a sum of positive squares in only one way, i.e., 48219136 + 15319396 = 6944^2 + 3914^2 .

It is a super-3 number, since 3×63538532³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63538492 and 63538501.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7942313 + ... + 7942320.

It is an arithmetic number, because the mean of its divisors is an integer number (18532073).

Almost surely, 2^63538532 is an apocalyptic number.

It is an amenable number.

63538532 is a deficient number, since it is larger than the sum of its proper divisors (47653906).

63538532 is a wasteful number, since it uses less digits than its factorization.

63538532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15884637 (or 15884635 counting only the distinct ones).

The product of its digits is 64800, while the sum is 35.

The square root of 63538532 is about 7971.1060713053. The cubic root of 63538532 is about 399.0362883476.

The spelling of 63538532 in words is "sixty-three million, five hundred thirty-eight thousand, five hundred thirty-two".