97566673 has 4 divisors (see below), whose sum is σ = 99022960. Its totient is φ = 96110388.

The previous prime is 97566671. The next prime is 97566683. The reversal of 97566673 is 37666579.

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 97566673 - 2¹ = 97566671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97566671) 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, 728043 + ... + 728176.

It is an arithmetic number, because the mean of its divisors is an integer number (24755740).

Almost surely, 2^97566673 is an apocalyptic number.

It is an amenable number.

97566673 is a deficient number, since it is larger than the sum of its proper divisors (1456287).

97566673 is a wasteful number, since it uses less digits than its factorization.

97566673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456286.

The product of its digits is 1428840, while the sum is 49.

The square root of 97566673 is about 9877.5843706850. The cubic root of 97566673 is about 460.3630923415.

The spelling of 97566673 in words is "ninety-seven million, five hundred sixty-six thousand, six hundred seventy-three".