97855214 has 4 divisors (see below), whose sum is σ = 146782824. Its totient is φ = 48927606.

The previous prime is 97855211. The next prime is 97855223. The reversal of 97855214 is 41255879.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41255879 = 7 ⋅5893697.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97855211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24463802 + ... + 24463805.

It is an arithmetic number, because the mean of its divisors is an integer number (36695706).

Almost surely, 2^97855214 is an apocalyptic number.

97855214 is a deficient number, since it is larger than the sum of its proper divisors (48927610).

97855214 is a wasteful number, since it uses less digits than its factorization.

97855214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48927609.

The product of its digits is 100800, while the sum is 41.

The square root of 97855214 is about 9892.1794363022. The cubic root of 97855214 is about 460.8164674251.

The spelling of 97855214 in words is "ninety-seven million, eight hundred fifty-five thousand, two hundred fourteen".