97799893 has 8 divisors (see below), whose sum is σ = 99792000. Its totient is φ = 95813328.

The previous prime is 97799881. The next prime is 97799899. The reversal of 97799893 is 39899779.

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

It is a cyclic number.

It is not a de Polignac number, because 97799893 - 2¹⁷ = 97668821 is a prime.

It is a super-2 number, since 2×97799893² = 19129638141622898, which contains 22 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 (97799899) 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, 69208 + ... + 70606.

It is an arithmetic number, because the mean of its divisors is an integer number (12474000).

Almost surely, 2^97799893 is an apocalyptic number.

It is an amenable number.

97799893 is a deficient number, since it is larger than the sum of its proper divisors (1992107).

97799893 is a wasteful number, since it uses less digits than its factorization.

97799893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2771.

The product of its digits is 7715736, while the sum is 61.

The square root of 97799893 is about 9889.3828422202. The cubic root of 97799893 is about 460.7296124609.

The spelling of 97799893 in words is "ninety-seven million, seven hundred ninety-nine thousand, eight hundred ninety-three".