97891327 has 8 divisors (see below), whose sum is σ = 101379600. Its totient is φ = 94410624.

The previous prime is 97891267. The next prime is 97891331. The reversal of 97891327 is 72319879.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97891327 is a prime.

It is a super-3 number, since 3×97891327³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97841327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42048 + ... + 44314.

It is an arithmetic number, because the mean of its divisors is an integer number (12672450).

Almost surely, 2^97891327 is an apocalyptic number.

97891327 is a deficient number, since it is larger than the sum of its proper divisors (3488273).

97891327 is a wasteful number, since it uses less digits than its factorization.

97891327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785.

The product of its digits is 190512, while the sum is 46.

The square root of 97891327 is about 9894.0045987456. The cubic root of 97891327 is about 460.8731478262.

The spelling of 97891327 in words is "ninety-seven million, eight hundred ninety-one thousand, three hundred twenty-seven".