97200099 has 12 divisors (see below), whose sum is σ = 142178400. Its totient is φ = 63979344.

The previous prime is 97200079. The next prime is 97200109. The reversal of 97200099 is 99000279.

It is not a de Polignac number, because 97200099 - 2¹⁹ = 96675811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97200079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67644 + ... + 69065.

It is an arithmetic number, because the mean of its divisors is an integer number (11848200).

Almost surely, 2^97200099 is an apocalyptic number.

97200099 is a deficient number, since it is larger than the sum of its proper divisors (44978301).

97200099 is a wasteful number, since it uses less digits than its factorization.

97200099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136794 (or 136791 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 97200099 is about 9859.0110558818. The cubic root of 97200099 is about 459.7858155361.

The spelling of 97200099 in words is "ninety-seven million, two hundred thousand, ninety-nine".