97823080 has 16 divisors (see below), whose sum is σ = 220102020. Its totient is φ = 39129216.

The previous prime is 97823051. The next prime is 97823081. The reversal of 97823080 is 8032879.

It can be written as a sum of positive squares in 2 ways, for example, as 93973636 + 3849444 = 9694^2 + 1962^2 .

It is a super-3 number, since 3×97823080³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (97823081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1222749 + ... + 1222828.

Almost surely, 2^97823080 is an apocalyptic number.

It is an amenable number.

97823080 is an abundant number, since it is smaller than the sum of its proper divisors (122278940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97823080 is a wasteful number, since it uses less digits than its factorization.

97823080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2445588 (or 2445584 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 97823080 is about 9890.5550905902. Note that the first 3 decimals coincide. The cubic root of 97823080 is about 460.7660204537.

The spelling of 97823080 in words is "ninety-seven million, eight hundred twenty-three thousand, eighty".