97798443 has 8 divisors (see below), whose sum is σ = 131393856. Its totient is φ = 64701000.

The previous prime is 97798439. The next prime is 97798471. The reversal of 97798443 is 34489779.

It is a happy number.

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

It is not a de Polignac number, because 97798443 - 2² = 97798439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97798403) 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 7 ways as a sum of consecutive naturals, for example, 124033 + ... + 124818.

It is an arithmetic number, because the mean of its divisors is an integer number (16424232).

Almost surely, 2^97798443 is an apocalyptic number.

97798443 is a deficient number, since it is larger than the sum of its proper divisors (33595413).

97798443 is a wasteful number, since it uses less digits than its factorization.

97798443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248985.

The product of its digits is 1524096, while the sum is 51.

The square root of 97798443 is about 9889.3095310037. The cubic root of 97798443 is about 460.7273354944.

The spelling of 97798443 in words is "ninety-seven million, seven hundred ninety-eight thousand, four hundred forty-three".