97407878 has 8 divisors (see below), whose sum is σ = 147477672. Its totient is φ = 48248656.

The previous prime is 97407853. The next prime is 97407907. The reversal of 97407878 is 87870479.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227375 + ... + 227802.

It is an arithmetic number, because the mean of its divisors is an integer number (18434709).

Almost surely, 2^97407878 is an apocalyptic number.

97407878 is a deficient number, since it is larger than the sum of its proper divisors (50069794).

97407878 is a wasteful number, since it uses less digits than its factorization.

97407878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455286.

The product of its (nonzero) digits is 790272, while the sum is 50.

The square root of 97407878 is about 9869.5429478776. The cubic root of 97407878 is about 460.1132015035.

The spelling of 97407878 in words is "ninety-seven million, four hundred seven thousand, eight hundred seventy-eight".