97668633 has 4 divisors (see below), whose sum is σ = 130224848. Its totient is φ = 65112420.

The previous prime is 97668629. The next prime is 97668667. The reversal of 97668633 is 33686679.

It is a happy number.

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 not a de Polignac number, because 97668633 - 2² = 97668629 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (97668733) 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 3 ways as a sum of consecutive naturals, for example, 16278103 + ... + 16278108.

It is an arithmetic number, because the mean of its divisors is an integer number (32556212).

Almost surely, 2^97668633 is an apocalyptic number.

It is an amenable number.

97668633 is a deficient number, since it is larger than the sum of its proper divisors (32556215).

97668633 is a wasteful number, since it uses less digits than its factorization.

97668633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32556214.

The product of its digits is 979776, while the sum is 48.

The square root of 97668633 is about 9882.7442039142. The cubic root of 97668633 is about 460.5234007685.

The spelling of 97668633 in words is "ninety-seven million, six hundred sixty-eight thousand, six hundred thirty-three".