63983397 has 8 divisors (see below), whose sum is σ = 87617056. Its totient is φ = 41502672.

The previous prime is 63983389. The next prime is 63983417. The reversal of 63983397 is 79338936.

It is a happy number.

63983397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 63983397 - 2³ = 63983389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63983347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288103 + ... + 288324.

It is an arithmetic number, because the mean of its divisors is an integer number (10952132).

Almost surely, 2^63983397 is an apocalyptic number.

It is an amenable number.

63983397 is a deficient number, since it is larger than the sum of its proper divisors (23633659).

63983397 is a wasteful number, since it uses less digits than its factorization.

63983397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576467.

The product of its digits is 734832, while the sum is 48.

The square root of 63983397 is about 7998.9622451916. The cubic root of 63983397 is about 399.9654074251.

The spelling of 63983397 in words is "sixty-three million, nine hundred eighty-three thousand, three hundred ninety-seven".