212998097 has 8 divisors (see below), whose sum is σ = 229574016. Its totient is φ = 196449552.

The previous prime is 212998087. The next prime is 212998109. The reversal of 212998097 is 790899212.

It is a happy number.

212998097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 212998097 - 2¹⁰ = 212997073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212998067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11078 + ... + 23424.

It is an arithmetic number, because the mean of its divisors is an integer number (28696752).

Almost surely, 2^212998097 is an apocalyptic number.

It is an amenable number.

212998097 is a deficient number, since it is larger than the sum of its proper divisors (16575919).

212998097 is a wasteful number, since it uses less digits than its factorization.

212998097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13687.

The product of its (nonzero) digits is 163296, while the sum is 47.

The square root of 212998097 is about 14594.4543234751. The cubic root of 212998097 is about 597.2074834340.

The spelling of 212998097 in words is "two hundred twelve million, nine hundred ninety-eight thousand, ninety-seven".