63690532 has 12 divisors (see below), whose sum is σ = 111562416. Its totient is φ = 31815560.

The previous prime is 63690521. The next prime is 63690533. The reversal of 63690532 is 23509636.

It is not an unprimeable number, because it can be changed into a prime (63690533) 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, 2194 + ... + 11497.

It is an arithmetic number, because the mean of its divisors is an integer number (9296868).

Almost surely, 2^63690532 is an apocalyptic number.

It is an amenable number.

63690532 is a deficient number, since it is larger than the sum of its proper divisors (47871884).

63690532 is a wasteful number, since it uses less digits than its factorization.

63690532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14858 (or 14856 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 34.

The square root of 63690532 is about 7980.6348118430. The cubic root of 63690532 is about 399.3542330236.

The spelling of 63690532 in words is "sixty-three million, six hundred ninety thousand, five hundred thirty-two".