97646633 has 4 divisors (see below), whose sum is σ = 111596160. Its totient is φ = 83697108.

The previous prime is 97646599. The next prime is 97646639. The reversal of 97646633 is 33664679.

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 97646633 - 2¹⁰ = 97645609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97646639) 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, 6974753 + ... + 6974766.

It is an arithmetic number, because the mean of its divisors is an integer number (27899040).

Almost surely, 2^97646633 is an apocalyptic number.

It is an amenable number.

97646633 is a deficient number, since it is larger than the sum of its proper divisors (13949527).

97646633 is a wasteful number, since it uses less digits than its factorization.

97646633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13949526.

The product of its digits is 489888, while the sum is 44.

The square root of 97646633 is about 9881.6310900580. The cubic root of 97646633 is about 460.4888203193.

The spelling of 97646633 in words is "ninety-seven million, six hundred forty-six thousand, six hundred thirty-three".