97993773 has 16 divisors (see below), whose sum is σ = 152817600. Its totient is φ = 61890480.

The previous prime is 97993757. The next prime is 97993781. The reversal of 97993773 is 37739979.

It is not a de Polignac number, because 97993773 - 2⁴ = 97993757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97993783) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94998 + ... + 96023.

It is an arithmetic number, because the mean of its divisors is an integer number (9551100).

Almost surely, 2^97993773 is an apocalyptic number.

It is an amenable number.

97993773 is a deficient number, since it is larger than the sum of its proper divisors (54823827).

97993773 is a wasteful number, since it uses less digits than its factorization.

97993773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191049 (or 191043 counting only the distinct ones).

The product of its digits is 2250423, while the sum is 54.

The square root of 97993773 is about 9899.1804206207. The cubic root of 97993773 is about 461.0338639695.

The spelling of 97993773 in words is "ninety-seven million, nine hundred ninety-three thousand, seven hundred seventy-three".