63232066 has 4 divisors (see below), whose sum is σ = 94848102. Its totient is φ = 31616032.

The previous prime is 63232003. The next prime is 63232067. The reversal of 63232066 is 66023236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 62173225 + 1058841 = 7885^2 + 1029^2 .

It is not an unprimeable number, because it can be changed into a prime (63232067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15808015 + ... + 15808018.

Almost surely, 2^63232066 is an apocalyptic number.

63232066 is a deficient number, since it is larger than the sum of its proper divisors (31616036).

63232066 is a wasteful number, since it uses less digits than its factorization.

63232066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31616035.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 63232066 is about 7951.8592794390. The cubic root of 63232066 is about 398.3936956000.

The spelling of 63232066 in words is "sixty-three million, two hundred thirty-two thousand, sixty-six".