97378198 has 8 divisors (see below), whose sum is σ = 149630040. Its totient is φ = 47501520.

The previous prime is 97378163. The next prime is 97378199. The reversal of 97378198 is 89187379.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97378199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593688 + ... + 593851.

It is an arithmetic number, because the mean of its divisors is an integer number (18703755).

Almost surely, 2^97378198 is an apocalyptic number.

97378198 is a deficient number, since it is larger than the sum of its proper divisors (52251842).

97378198 is a wasteful number, since it uses less digits than its factorization.

97378198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187582.

The product of its digits is 762048, while the sum is 52.

The square root of 97378198 is about 9868.0392175954. The cubic root of 97378198 is about 460.0664648763.

The spelling of 97378198 in words is "ninety-seven million, three hundred seventy-eight thousand, one hundred ninety-eight".