97670855 has 4 divisors (see below), whose sum is σ = 117205032. Its totient is φ = 78136680.

The previous prime is 97670843. The next prime is 97670873. The reversal of 97670855 is 55807679.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55807679 = 43 ⋅1297853.

It is not a de Polignac number, because 97670855 - 2²⁶ = 30561991 is a prime.

It is a Duffinian number.

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, 9767081 + ... + 9767090.

It is an arithmetic number, because the mean of its divisors is an integer number (29301258).

Almost surely, 2^97670855 is an apocalyptic number.

97670855 is a deficient number, since it is larger than the sum of its proper divisors (19534177).

97670855 is a wasteful number, since it uses less digits than its factorization.

97670855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19534176.

The product of its (nonzero) digits is 529200, while the sum is 47.

The square root of 97670855 is about 9882.8566214430. The cubic root of 97670855 is about 460.5268931052.

The spelling of 97670855 in words is "ninety-seven million, six hundred seventy thousand, eight hundred fifty-five".