63289697 has 4 divisors (see below), whose sum is σ = 63311040. Its totient is φ = 63268356.

The previous prime is 63289673. The next prime is 63289717. The reversal of 63289697 is 79698236.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63289697 - 2⁸ = 63289441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63282697) 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, 5333 + ... + 12450.

It is an arithmetic number, because the mean of its divisors is an integer number (15827760).

Almost surely, 2^63289697 is an apocalyptic number.

It is an amenable number.

63289697 is a deficient number, since it is larger than the sum of its proper divisors (21343).

63289697 is a wasteful number, since it uses less digits than its factorization.

63289697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21342.

The product of its digits is 979776, while the sum is 50.

The square root of 63289697 is about 7955.4821978306. The cubic root of 63289697 is about 398.5146935720.

The spelling of 63289697 in words is "sixty-three million, two hundred eighty-nine thousand, six hundred ninety-seven".