97678994 has 8 divisors (see below), whose sum is σ = 167449728. Its totient is φ = 41862420.

The previous prime is 97678961. The next prime is 97679017. The reversal of 97678994 is 49987679.

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

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, 3488522 + ... + 3488549.

It is an arithmetic number, because the mean of its divisors is an integer number (20931216).

Almost surely, 2^97678994 is an apocalyptic number.

97678994 is a deficient number, since it is larger than the sum of its proper divisors (69770734).

97678994 is a wasteful number, since it uses less digits than its factorization.

97678994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6977080.

The product of its digits is 6858432, while the sum is 59.

The square root of 97678994 is about 9883.2683865207. The cubic root of 97678994 is about 460.5396847896.

The spelling of 97678994 in words is "ninety-seven million, six hundred seventy-eight thousand, nine hundred ninety-four".